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CUSTOM HOLE STANDARD IN 4340 OR 4340M STEEL PER BOEING PART NUMBER NDT1084. EDM CORNER NOTCH SIZES: .030″ x .030″ x .005″ +/- .002″ HOLE SIZES: 9/64,10/64,11/64,12/64,13/64, 14/64, 15/64, 16/64, 17/64, 18/64, 19/64, 20/64, 21/64, 22/64, 23/64, 24/64, …

CUSTOM HOLE STANDARD IN 4340 OR 4340M STEEL PER BOEING PART NUMBER NDT1083. EDM CORNER NOTCH SIZES: .030″ x .030″ x .005″ +/- .002″ HOLE SIZES: 37/64,38/64,39/64,40/64,41/64, 42/64, 43/64, 44/64, 45/64, 46/64, 47/64, 48/64, 49/64, 50/64, 51/64, 52/64…

CUSTOM HOLE STANDARD IN 6AL-4V TITANIUM PER BOEING PART NUMBER NDT1027. EDM CORNER NOTCH SIZES: .050″ x .050″ x .005″ + 0.000 / – 0.002″ HOLE SIZES:9/64,10/64,11/64,12/64,13/64, 14/64, 15/64, 16/64, 17/64, 18/64, 19/64, 20/64, 21/64, 22/64, 23/64, 24/…

CUSTOM HOLE STANDARD IN 6AL-4V TITANIUM PER BOEING PART NUMBER NDT1027. EDM CORNER NOTCH SIZES: .050″ x .050″ x .005″ +0.000 / – 0.002″ HOLE SIZES: 37/64,38/64,39/64,40/64,41/64, 42/64, 43/64, 44/64, 45/64, 46/64, 47/64, 48/64, 49/64, 50/64, 51/64, 5…

EDDY CURRENT SURFACE REFERENCE STANDARD, NOTCHES .005″, .010″, .020″, .040″, .060″ (.005″W +/- .002, MAX .007″). MATERIAL: 6AL-4v TITANIUM@2.2IACS. SIZE: 1.0″W x 6.0″L x .500″. Includes Test Report and Certificate of Conformance.

12 HOLE REFERENCE STANDARD. MATERIAL: 7075-T6 ALUMINUM. Hole Sizes: (3/16″, 7/32″ ,1/4″, 9/32″, 5/16″,11/32″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 3/4″), .020″ X .004″ +/- .002″ WIDE THROUGH EDM NOTCH IN EACH HOLE and 3 SURFACE EDM NOTCHES .750″ LONG .010″…

12 HOLE REFERENCE STANDARD. MATERIAL: 718 INCONEL.Hole Sizes: (3/16″, 7/32″ ,1/4″, 9/32″, 5/16″,11/32″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 3/4″), .020″ X .004″ +/- .002″ WIDE THROUGH EDM NOTCH IN EACH HOLE and 3 SURFACE EDM NOTCHES .750″ LONG .010″, .020…

12 HOLE REFERENCE STANDARD. MATERIAL: 4130 or 4340 CRES STEEL. Hole Sizes: (3/16″, 7/32″ ,1/4″, 9/32″, 5/16″,11/32″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 3/4″), .020″ X .004″ +/- .002″ WIDE THROUGH EDM NOTCH IN EACH HOLE and 3 SURFACE EDM NOTCHES .750″ LON…

12 HOLE REFERENCE STANDARD. MATERIAL: 6AL-4V TITANIUM.Hole Sizes: (3/16″, 7/32″ ,1/4″, 9/32″, 5/16″,11/32″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 3/4″), .020″ X .004″ +/- .002″ WIDE THROUGH EDM NOTCH IN EACH HOLE and 3 SURFACE EDM NOTCHES .750″ LONG .010″, …

Custom Metric 6 Step Block. Step Thicknesses of 2mm, 4mm, 6mm, 8mm, 10mm, 12.5mm. (Tolerance: +/- 0.02mm). Pad Size: 20mm x 20mm. Material: 7075-T6 ALUMINUM. Includes Certification Report for step thickness and Certificate of Conformance.

Custom Metric 7 Step Block. Step Thicknesses of 12.5mm, 14mm, 16mm, 18mm, 20mm, 22.mm, 25mm. (Tolerance: +/- 0.02mm). Pad Size: 19mm x 19mm. Material: 7175-T73 ALUMINUM. Includes Certification Report for step thickness and Certificate of Conformance.

Custom Metric 7 Step Block. Step Thicknesses of 12.5mm, 14mm, 16mm, 18mm, 20mm, 22.mm, 25mm. (Tolerance: +/- 0.02mm). Pad Size: 19mm x 19mm. Material: 7075-T6 ALUMINUM. Includes Certification Report for step thickness and Certificate of Conformance.

8 STEP WEDGE, 0.5mm, 1.0mm, 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, +/- .05mm. Material: 2024-T3 Aluminum. Pad Size: 19mm x 19mm square. Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 0.5mm, 1.0mm, 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, +/- .05mm. Material: 7075-T6 Aluminum. Pad Size: 19mm x 19mm square. Includes Test Report Traceable to NIST and Certificate of Conformance.

BOEING REFERENCE STANDARD. PT 6 51-0-00. 13 HOLE REFERENCE STANDARD. MATERIAL: 2024-T3 ALUMINUM. HOLE SIZES: 3/16″, 1/4″, 7/32″, 9/32″ 5/16″ , 11/32″, 3/8″ ,7/16″, 1/2″, 9/16″, 5/8″, 3/4″. EACH HOLE CONTAINS A CORNER EDM NOTCH: 0.030″ x 0.030″ and 0.02…

Custom Bolt Hole Calibration Block, 2024-T3 Aluminum. Hole Diameter 5/16″ (.312″)Ø Contains one EDM Corner Notch .050″ x .050″ +/- .001″, and one EDM Surface Notch .750″ long x .020 deep +/- .001 . Block Size = 2.0″ x 2.0″ x .25″. Includes Test Rep…

Custom McDonnell Douglas Low Frequency Eddy Current reference standard, 06-20-01 Figure 9 sheets 1-4. Material: 2024-T3 or 7075-T6 Aluminum. Fasteners: (NAS1097AD6-5 & BACB30NW6K3). Includes Test Report and Certificate of Confromance.

Custom McDonnell Douglas Low Frequency Eddy Current reference standard, 06-20-01 Figure 9 sheets 1-4. Material: 2024-T3 or 7075-T6 Aluminum.Fasteners: (CR3223-5 & MS21141-5). Includes Test Report and Certificate of Confromance.

Custom Hole Standard 2.0″ x 2.0″ x .25″ Square. Material: Forged Aluminum. Hole Size: 16.5mm. EDM Corner Notch: .05mm x .05mm x .1mm Wide +/- 0.05mm. Includes Test Report and Certificate of Conformance.

Custom Eddy Current Surface Standard. Size: 80mm x 35mm x 7mm. Material: Forged Aluminum. EDM Notch: .060″ Long x .004″ Wide x .030″ Deep +/- 0.002″. Includes Test Report and Certificate of Conformance.

BOEING REFERENCE STANDARD PT 6 32-11-11. 4340M. Includes Test Report and Certificate of Conformance.

Custom Thin 4-Step Calibration Block, 1018 Carbon Steel (0.040, 0.060, 0.080 and 0.100″). Includes Test Report and Certificate of Conformance.

Custom Thin 4-Step Calibration Block, 304 Stainless Steel (0.040, 0.060, 0.080 and 0.100″). Includes Test Report and Certificate of Conformance.

Custom Thin 8-Step Calibration Block, 7075 Aluminum (.030, .040, .050, .060, .070, .080, .090 .100″). Includes Test Report and Certificate of Conformance.

Contains 13 hole sizes; 1/8, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16, 5/8 and 3/4 inch diameters. EDM: ( .030 X .030 X .005 +/- .002) CORNER NOTCH and ( .020 X .005 +/- .002) THRU NOTCH. MATERIAL: 7075-T6 ALUMINUM. Includes Test Report and Certificate of Conformance.

3 HOLE REFERENCE STANDARD 2024-T3 ALUMINUM. HOLE SIZES: 1/4″, 5/16″, 3/8″ TOTAL OF 3 EDM CORNER NOTCHES .030″ x .030″. 3 EDM SURFACE NOTCHES 0.008″, 0.020″, 0.040″. Includes Test Report and Certificate of Conformance.

Aluminum multi-hole reference standard. Contains 5 hole sizes; 1/8, 5/32, 3/16, 7/32 and 1/4″ inch hole diameters.( .030″ x.030″ corner EDM notch in each hole). Material: 2024-T3 Aluminum. Includes Test Report and Certificate of Conformance.

Aluminum Multi-hole reference standard. Material: 7075-T6 Aluminum. Contains 20 holes; 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8″, 1.0″ inch. Each hole contains on the top layer contains Corner EDM corner notches; 0.030″ x 0.030″ x .005″ +/- .001″. The Middle layer contains 0.060″ x 0.030″ x .005″ +/-.001″ Mid -Bore Notch. The third layer contains a .020″ x 0.020″ x .005″ +/-.001″ Corner EDM notch. Includes Test Certificate traceable to NIST and Certificate of Conformance (COC).

8 STEP WEDGE, 2mm, 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm +/- .05mm. Material: 2024-T3 Aluminum. Pad Size: 19mm x 19mm square. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 2mm, 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm +/- .05mm. Material: 7075-T6 Aluminum. Pad Size: 19mm x 19mm square. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm +/- .05mm. Material: 2024-T3 Aluminum. Pad Size: 19mm x 19mm square. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm +/- .05mm. Material: 7075-T6 Aluminum. Pad Size: 19mm x 19mm square. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 1mm (.0394), 3mm (.1181), 5mm (.1968), 8mm (.3149), 10mm (.3937), 15mm (.5905), 20mm (.7874), 25mm (.9842) +/- .01mm. Material: 7075-T6 Aluminum. Material Thickness: .984, Steps: .984x.984, Length: 7.874 Includes Test Report Traceable to NIST and Certificate of Conformance.

Custom Metric 6 Step Block. Step Thicknesses of 0.4mm, 0.7mm, 1.0mm, 1.3mm, 1.6mm, 2.0mm. (Tolerance: +/- 0.05mm). Pad Size: 15mm X 15mm, (Tolerance: +/- 0.5mm) Material: 7075-T6 Aluminum. Includes Test Report and Certificate of Conformance.

12 Hole Calibration Standard, Hole Sizes; 1/8″, 5/32″, 3/16″, 7/32″ 1/4″ , 5/16″, 3/8″, 7/16″, 1/2″, 9/16″ 5/8″, 3/4″ inch diameters. ( .030 x .030 Corner and .020 x .020 Midwall EDM Notches in each Hole. Material: 2024-T3 Aluminum

12 HOLE REFERENCE STANDARD 2024-T3 ALUMINUM. HOLE SIZES: 1/8″, 3/16″ 1/4″ , 5/16″, 3/8″, 7/16″, 1/2″, 9/16″ 5/8″,11/16″, 3/4″, 13/16″ .030″ x .030″ CORNER NOTCH and .020″ x .020″ CORNER NOTCH IN EACH HOLE. Tolerance: .005″ +/-.001″, 4 SURFACE EDM NOTCHES: .010″, .020″, .030″ and .040″ DEEP x .750″ LONG. Inclludes Test Report and Certificate of Conformance.

12 HOLE REFERENCE STANDARD 6AL-4V TITANIUM. HOLE SIZES: 1/8″, 3/16″ 1/4″ , 5/16″, 3/8″, 7/16″, 1/2″, 9/16″ 5/8″,11/16″, 3/4″, 13/16″ .030″ x .030″ CORNER NOTCH and .020″ x .020″ CORNER NOTCH IN EACH HOLE. Tolerance: .005″ +/-.001″, 4 SURFACE EDM NOTCHES: .010″, .020″, .030″ and .040″ DEEP x .750″ LONG. Inclludes Test Report and Certificate of Conformance.

9 STEP THICKNESS STANDARD. STEP SIZES: .015″, .025″, .035″, .045″, .055″, .065″, .075″, .085″, .095″ +/-.001″. PAD SIZE 0.75″ x 0.75″. MATERIAL: 7075-T6 ALUMINUM.Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

9 STEP THICKNESS STANDARD. STEP SIZES: .015″, .025″, .035″, .045″, .055″, .065″, .075″, .085″, .095″ +/-.001″. PAD SIZE 0.75″ x 0.75″. MATERIAL: 4340 or 4130 Carbon Steel.Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

9 STEP THICKNESS STANDARD. STEP SIZES: .015″, .025″, .035″, .045″, .055″, .065″, .075″, .085″, .095″ +/-.001″. PAD SIZE 0.75″ x 0.75″. MATERIAL: 6AL-4V TITANIUM. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

9 STEP WEDGE, 0.38mm, 0.64mm, 0.89mm, 1.14mm, 1.40mm, 1.65mm, 1.91mm, 2.16mm, 2.41mm +/- .05mm. Material: 7075-T6 Aluminum. Pad Size: 19mm x 19mm square. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

9 STEP WEDGE, 0.38mm, 0.64mm, 0.89mm, 1.14mm, 1.40mm, 1.65mm, 1.91mm, 2.16mm, 2.41mm +/- .05mm. Material: 4340 or 4130 Carbon Steel. Pad Size: 19mm x 19mm square. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

9 STEP WEDGE, 0.38mm, 0.64mm, 0.89mm, 1.14mm, 1.40mm, 1.65mm, 1.91mm, 2.16mm, 2.41mm +/- .05mm. Material: 6Al-4v Titanium. Pad Size: 19mm x 19mm square. Supplied with a PTFE Holding Block. Includes Test Report Traceable to NIST and Certificate of Conformance.

Custom Bolt Hole Calibration Block, 7075-T651 Aluminum. Hole Diameters = 2 Holes 22.23mm(.875″)Ø, and 25.4mm(1.0″)Ø. EDM Flaws:.030″ x .030″ x .005″ +/- .001″ Corner EDM Notch. Block Size = 3.0″ x 1.5″ x .25″. Includes Test Report and Certificate of Conformance.

11 HOLE REFERENCE STANDARD in 7075-T6 Aluminum; Hole Sizes: (5/32, 3/16,1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8,11/16, 3/4), With a .020″ x .020″ x .005″ +/-.002″ Corner EDM Notch in each hole. Includes Test Report and Certificate of Conformance.

8 STEP WEDGE, 0.51mm (.020″), 0.64mm (.025″), 0.76mm (..030″), 0.91mm (.036″), 1.02mm (.040″), 1.14mm (.045″), 1.27mm (.050″), 1.42mm (.056″) +/- .01mm. Material: 2024-T3 Aluminum. Step Pad Size: .25mm x .25mm, Overall Length: 7.874 Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 0.51mm (.020″), 0.64mm (.025″), 0.76mm (..030″), 0.91mm (.036″), 1.02mm (.040″), 1.14mm (.045″), 1.27mm (.050″), 1.42mm (.056″) +/- .01mm. Material: 7075-T6 Aluminum. Step Pad Size: .25mm x .25mm, Overall Length: 7.874 Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 1.60mm (.063″), 1.80mm (.071″), 2.03mm (..080″), 2.31mm (.091″), 2.54mm (.100″), 3.0mm (.118″), 3.18mm (.125″), 3.56mm (.140″) +/- .01mm. Material: 2024-T3 Aluminum. Step Pad Size: .25mm x .25mm, Overall Length: 7.874 Includes Test Report Traceable to NIST and Certificate of Conformance.

8 STEP WEDGE, 1.60mm (.063″), 1.80mm (.071″), 2.03mm (..080″), 2.31mm (.091″), 2.54mm (.100″), 3.0mm (.118″), 3.18mm (.125″), 3.56mm (.140″) +/- .01mm. Material: 7075-T6 Aluminum. Step Pad Size: .25mm x .25mm, Overall Length: 7.874 Includes Test Report Traceable to NIST and Certificate of Conformance.

10 STEP WEDGE .008″, .020″, .050″, .080″, .000″, .150″, .220″, .300″, .400″, .500″ +/-.002″ INCONEL 718 .75″ x .75″ STEP FACE

Olympus Style Aluminum multi-hole reference standard. Contains 5 hole sizes; 2.0mm, 2.5mm, 3.0mm, 3.5 and 4.0mm hole diameters. EDM notch 0.5mm deep in each hole, length is half of the material thickness. Material: 7075-T76 Aluminum 15mm Thick. Includes Test Report and Certificate of Conformance Traceable to NIST.

Olympus Style Aluminum multi-hole reference standard. Contains 11 hole sizes; 16.5mm, 17.0mm, 17.5mm, 18.0mm, 18.5mm, 19.0mm, 19.5mm, 20.0mm, 20.5mm, 21.0mm, and 21.5mm hole diameters. EDM notch = 0.5mm corner EDM notch and 0.5mm deep in each hole, length is half of the material thickness. Material: 7075-T76 Aluminum 15mm Thick. Includes Test Report and Certificate of ConformanceTraceable to NIST..

Olympus Style Aluminum multi-hole reference standard. Contains 21 hole sizes; 4.0mm, 4.5mm 5.0mm, 5.5mm, 6.0mm, 6.5mm, 7.0mm, 7.5mm, 8.0mm, 8.5mm, 9.0mm, 9.5mm, 10.0mm, 10.5mm, 11.0mm, 11.5mm, 12.0mm, 13.0mm, 14.0mm, 15.0mm and 16.0mm hole diameters. EDM notch = 0.5mm corner EDM notch and 0.5mm deep in each hole, length is half of the material thickness. Material: 7075-T6 Aluminum 15mm Thick. Includes Test Report and Certificate of ConformanceTraceable to NIST..

Olympus Style Aluminum multi-hole reference standard. Contains 21 hole sizes; 4.0mm, 4.5mm 5.0mm, 5.5mm, 6.0mm, 6.5mm, 7.0mm, 7.5mm, 8.0mm, 8.5mm, 9.0mm, 9.5mm, 10.0mm, 10.5mm, 11.0mm, 11.5mm, 12.0mm, 13.0mm, 14.0mm, 15.0mm and 16.0mm hole diameters. EDM notch = 0.5mm corner EDM notch and 0.5mm deep in each hole, length is half of the material thickness. Material: 6AL-4V Titanium 15mm Thick. Includes Test Report and Certificate of ConformanceTraceable to NIST..

Custom Reference Standard for the Boeing Lead Screw inspection, equivalent to 7903385. Material: 4150 Alloy Steel, 1.5 Outside Diameter and 1.069″ Inside Diameter with 3 EDM Flaws per BSS 7048 page 2 Table 1. Includes Test Report and Certificate of Conformance.

6 Step Wedge .015″, .020″, .025″, .030″ ,0.035″, 0.040″ +/-.001″, . Pad Size: 1.0″ x 1.0″. Material: 625 Inconel. Includes Certification.

6 Step Wedge .050″, .100″, .200″, .300″ ,.400″, .500″ +/-.001″, . Pad Size: 1.0″ x 1.0″. Material: 625 Inconel. Includes Certification.

Custom Multi-Hole Standard manufactured to the Specifications of Airbus part number 99A53003001101. Material: 2024-T351. 8 Total Hole Sizes: 6.0mm, 7.0mm, 8.0mm, 9.0mm, 10.0mm, 11.0mm, 12.0mm, 13mm. Includes Test Report and Certificate of Conformance.

Aluminum Multi-hole reference standard. Contains 29 holes; 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″, 17/32″, 9/16″, 19/32″, 5/8″, 21/32″, 11/16″, 23/32″, 3/4″, 25/32″, 13/16″, 27/32″, 7/8″, 29/32″, 15/16″, 31/32″, 1.0″ inch. Each hole contains 0.030 x 0.030 x .005″ (+/-.002) and 0.020 x 0.020 x .005″ (+/-.002) corner EDM notch. Three Surface EDM Notches, 1.0″ long: 0.010+0/-0.002, 0.010+0/-0.002, 0.020 ± 0.002. Material: 2024-T3 Aluminum Includes Test Report Traceable to NIST and Certificate of Conformance.

Aluminum Multi-hole reference standard. Contains 29 holes; 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″, 17/32″, 9/16″, 19/32″, 5/8″, 21/32″, 11/16″, 23/32″, 3/4″, 25/32″, 13/16″, 27/32″, 7/8″, 29/32″, 15/16″, 31/32″, 1.0″ inch. Each hole contains 0.030 x 0.030 x .005″ (+/-.002) and 0.020 x 0.020 x .005″ (+/-.002) corner EDM notch. Three Surface EDM Notches, 1.0″ long: 0.010+0/-0.002, 0.010+0/-0.002, 0.020 ± 0.002. Material: 2024-T3 Aluminum Includes Test Report Traceable to NIST and Certificate of Conformance.

Multi-hole reference standard. Contains 29 holes; 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″, 17/32″, 9/16″, 19/32″, 5/8″, 21/32″, 11/16″, 23/32″, 3/4″, 25/32″, 13/16″, 27/32″, 7/8″, 29/32″, 15/16″, 31/32″, 1.0″ inch. Each hole contains 0.030 x 0.030 x .005″ (+/-.002) corner EDM notch. Three Surface EDM Notches, 1.0″ long: 0.010+0/-0.002, 0.010+0/-0.002, 0.020 ± 0.002. Material: 4340 Cres Steel Includes Test Report Traceable to NIST and Certificate of Conformance.

Multi-hole reference standard. Contains 29 holes; 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″, 17/32″, 9/16″, 19/32″, 5/8″, 21/32″, 11/16″, 23/32″, 3/4″, 25/32″, 13/16″, 27/32″, 7/8″, 29/32″, 15/16″, 31/32″, 1.0″ inch. Each hole contains 0.030 x 0.030 x .005″ (+/-.002) corner EDM notch. Three Surface EDM Notches, 1.0″ long: 0.010+0/-0.002, 0.010+0/-0.002, 0.020 ± 0.002. Material: 303 Stainless Steel Includes Test Report Traceable to NIST and Certificate of Conformance.

Aluminum Multi-hole reference standard. Contains 29 holes; 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″, 17/32″, 9/16″, 19/32″, 5/8″, 21/32″, 11/16″, 23/32″, 3/4″, 25/32″, 13/16″, 27/32″, 7/8″, 29/32″, 15/16″, 31/32″, 1.0″ inch. Each hole contains 0.050 x 0.050 x .005″ (+/-.002) corner EDM notch. Three Surface EDM Notches, 1.0″ long: 0.010+0/-0.002, 0.010+0/-0.002, 0.020 ± 0.002. Material: 6AL-4V Titanium Includes Test Report Traceable to NIST and Certificate of Conformance.

Multi-hole reference standard. Contains 29 holes; 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″, 17/32″, 9/16″, 19/32″, 5/8″, 21/32″, 11/16″, 23/32″, 3/4″, 25/32″, 13/16″, 27/32″, 7/8″, 29/32″, 15/16″, 31/32″, 1.0″ inch. Each hole contains 0.030 x 0.030 x .005″ (+/-.002) corner EDM notch. Three Surface EDM Notches, 1.0″ long: 0.010+0/-0.002, 0.010+0/-0.002, 0.020 ± 0.002. Material: 301 1/2 Hard Stainless Steel Includes Test Report Traceable to NIST and Certificate of Conformance.

Custom Metric 7 Step Block Per ASTM E797/E797M-15. Step Thicknesses of .50mm, 1.00mm, 2.00mm, 4.00mm, 6.00mm, 8.00mm, 10.00mm. (Tolerance: +/- 0.02mm). Pad Size: 20mm x 20mm. Material: 7075-T6 ALUMINUM. Includes Certification Report for step thickness, Anodizing and Certificate of Conformance.

Custom Metric 7 Step Block Per ASTM E797/E797M-15. Step Thicknesses of .50mm, 1.00mm, 2.00mm, 4.00mm, 6.00mm, 8.00mm, 10.00mm. (Tolerance: +/- 0.02mm). Pad Size: 20mm x 20mm. Material: 2024-T3 ALUMINUM. Includes Certification Report for step thickness, Anodizing and Certificate of Conformance.

Custom 2 Layer 12 Hole Calibration Standard, Hole Sizes; 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16, 5/8 and 3/4 inch diameters. 36 Total EDM Notches.1.) EDM Notch Specifications: .030 x .030 Corner EDM Notches in each Hole. 2.) Faying Surface EDM = .030 x .030 Corner EDM Notches in each Hole. 3.) Mid-Wall EDM Motches in Second Layer 0.060″ x 0.030″. Material: 7075-T6 Aluminum. Includes Test Report and Certificate of Conformance.

EDDY CURRENT SURFACE REFERENCE STANDARD, NOTCHES .010″, .020″, .050″ .007″ ,MAX WIDTH, 15-5PH STEEL. SIZE: 1.0″W x 4.0″L x .25″. Includes Test Report and Certificate of Conformance.

EDDY CURRENT SURFACE REFERENCE STANDARD, NOTCHES .010″, .020″, .050″ .007″ ,MAX WIDTH, 6AL-4V TITANIUM. SIZE: 1.0″W x 4.0″L x .25″. Includes Test Report and Certificate of Conformance.

Surface reference standard, 4340 Steel, with EDM notch depths of 0.5mm”, 1.0″ and 2.0mm +/-1.3mm, Notch Width: .18mm Max. Depth: +/- .03mm. Reference standard overall dImensions 25.4mm X 101.6mm X 6.4mm). Includeds .020″ thick shim and Key Ring. Supplied with Test Report and Certificate of Conformance.

5 STEP WEDGE .100″, .200″,. 300″, .400″, .500″ +/- .001. MATERIAL: 2219-T851 ALUMINUM. PAD SIZE: .75″ L +/- .002 x .75″ W +/- .005 TOLEREANCE. Includes Test Report Traceable to NIST and Certificate of Conformance.

Custom Metric 7 Step Block Per ASTM E797/E797M-15. Step Thicknesses of .50mm, 1.00mm, 2.00mm, 4.00mm, 6.00mm, 8.00mm, 10.00mm. (Thickness Tolerance: +/- 0.02mm). Pad Size: 20mm x 20mm.Width Tolerance ±1.0mm and Length Tolerance ± 0.5mm. Material: 15-5PH STEEL. Includes Certification Report for step thickness and Certificate of Conformance.

EDDY CURRENT SURFACE REFERENCE STANDARD, NOTCHES .005″(0.127mm), .010″(0.254mm), .020″(0.508mm), .050″(1.27mm) (.004″W +/- .001), 304 STAINLESS STEEL. SIZE: 1.0″W x 4.0″L x .25″. Includes Test Report and Certificate of Conformance. REFERENCE P/N:29A049

EDDY CURRENT SURFACE REFERENCE STANDARD, NOTCHES .005″(0.127mm), .010″(0.254mm), .020″(0.508mm) (.004″W +/- .002). Material: 17-4PH Steel Condition to TH1050. SIZE: 1.0″W x 3.0″L x .25″. Includes Test Report and Certificate of Conformance.

EDDY CURRENT SURFACE REFERENCE STANDARD, NOTCHES .005″(0.127mm), .010″(0.254mm), .020″(0.508mm) (.004″W +/- .002). Material: 17-7PH Steel Condition to TH1050. SIZE: 1.0″W x 3.0″L x .25″. Includes Test Report and Certificate of Conformance.

EDDY CURRENT SURFACE REFERENCE STANDARD, NOTCHES .005″(0.127mm), .010″(0.254mm), .020″(0.508mm) (.004″W +/- .002). Material: Non-Magnetic 304 Stainless Steel. SIZE: 1.0″W x 3.0″L x .25″. Includes Test Report and Certificate of Conformance.

12 HOLE REFERENCE STANDARD 7075-T6 (Hole Sizes 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8″, 15/16″, 1.0″, 1-1/8″,) .020″x.020″ and .030″x.030″ x .005″W +/-.002″ CORNER EDM NOTCH PER BOEING SPECIFICATION 747 PART 6 51-00-00 PAGE 8 FIGURE 3

Custom multi-hole 100° countersink reference standard Material: 7075-T6 Aluminum. Hole sizes: 5/32″, 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″. Countersink holes opposite side. Thru hole EDM notches in each hole, .020″ Deep x .005″ Wide +/-.001″. Includes Test Report and Certificate of Conformance.

5 STEP WEDGE .100″, .200″,. 300″, .400″, .500″ MATERIAL: ASTM E 797 7075 ALUMINUM. PAD SIZE: .75″ X .75″ TOLEREANCE = +/- .001. Clear Anodized for corrosion protection. Includes Test Report and Certificate of Conformance.

Custom Metric 6 Step Block. Step Thicknesses of 1.0mm, 1.2mm, 1.4mm, and1.6mm. (Tolerance: +/- 0.02mm). Pad Size: 15mm X 15mm, (Tolerance: +/- 0.5mm) Material: 7075-T6 Aluminum with Delrin Holding Block. Includes Certification Report and Certificate of Conformance.

Custom ST Aerospace Engineering Multi-Hole Standard 2 Plate Assembly, Manufactured to the Customer Supplied Drawing Specifications . Material: 7075-T6 Aluminum. 6 Total Hole Sizes to be determined. Includes Test Report and Certificate of Conformance.

BOMBARDIER 15 HOLE METRIC REFERENCE STANDARD. CL-215T PART 6 PAGE 8 FIGURE 5 GENERAL. MATERIAL: 7075-T6 ALUMINUM. HOLE SIZES: 4MM, 5MM, 6MM, 7MM, 8MM, 9MM, 10MM, 11MM, 12MM, 13MM, 14MM, 15MM, 16MM, 17MM, 18MM diameters. Includes 15 Thru EDM Notches 0.040 ± 0.001 Deep x .005″ + 0.000/- 0.002″ Wide. Includes certification Report Traceable to NIST and Certificate of Conformance(COC).

BOMBARDIER 15 HOLE METRIC REFERENCE STANDARD. CL-215T PART 6 PAGE 8 FIGURE 5 GENERAL. MATERIAL: 4340 CARBON STEEL. HOLE SIZES: 4MM, 5MM, 6MM, 7MM, 8MM, 9MM, 10MM, 11MM, 12MM, 13MM, 14MM, 15MM, 16MM, 17MM, 18MM diameters. Includes 15 Thru EDM Notches 0.040 ± 0.001 Deep x .005″ + 0.000/- 0.002″ Wide. Includes certification Report Traceable to NIST and Certificate of Conformance(COC).

CUSTOM 20 HOLE REFERENCE STANDARD PER BOEING SPECIFICATION STANDARD 737, 747, 757, 767 PT 6 51-00-16 FIG 16, 777 PT 6 51-00-02 PROCEDURE 3, 787 PT 6 51-00-02 PROCEDURE 1. Hole Sizes: .(1/8″, 5/32″,3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″,13/32″, 7/16″, 15/32″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8″, 1″), MATERIAL: 2024-T3 ALUMINUM. Includes Test Report and Certificate of Conformance.

6 STEP WEDGE, .025″, .050″,. 100″, .150″, .200″, 300″ MATERIAL: MONEL 400. PAD SIZE: 1.50″ X 1.50″ TOLEREANCE = +/- .001. Includes Delrin Holding Block and Certification Report.

6 STEP WEDGE, .025″, .050″,. 100″, .150″, .200″, 300″ MATERIAL: 625 inconel. PAD SIZE: 1.50″ X 1.50″ TOLEREANCE = +/- .001. Includes Delrin Holding Block and Certification Report.

6 STEP WEDGE, .025″, .050″,. 100″, .150″, .200″, 300″ MATERIAL: 718 inconel. PAD SIZE: 1.50″ X 1.50″ TOLEREANCE = +/- .001. Includes Delrin Holding Block and Certification Report.

6 STEP WEDGE, .050″, .100″, .150″, .200″, .250″, 300″ MATERIAL: 718 inconel. PAD SIZE: 1.50″ X 1.50″ TOLEREANCE = +/- .001. Includes Delrin Holding Block and Certification Report.

CUSTOM HOLE STANDARD IN 4340 OR 4340M STEEL PER BOEING PART NUMBER NDT1083 PART 6 51-00-00 PROCEDURE 19. EDM CORNER NOTCH SIZES: .030″ x .030″ x .005″ +/- .002″. 13 HOLE SIZES: 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2, 17/32, 9/16. Includes Test Report and Certificate of Conformance.

12 Hole Calibration Standard, Hole Sizes; 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16, 5/8 and 3/4 inch diameters, .020 x .005″ ± .002″ Thru EDM Notches in each Hole. Material: 316L Stainless Steel. Includes Test Report and Certificate of Conformance.

Custom Metric 7 Step Block. Step Thicknesses of 2.5mm, 5.00mm, 5.05mm, 7.5mm, 7.55mm, 10.00mm, 10.05mm. (Thickness Tolerance: +/- 0.02mm). Pad Size: 20mm x 20mm, (Tolerance: ± 0.5mm) Material: 1018 Steel. Includes Certification Report for step thickness and Certificate of Conformance.

10 STEP CARBON STEEL WEDGE. STEP THICKNESS OF: 100″, .310″, 520″, 730″, .940″, 1.150″, 1.360″, 1.570″, 1.780″ 2.00″ +/-.001″. Pad Size: 1.00″ x 1.00″ . Material: 1018 Carbon Steel. Includes Certification Report traceable to NIST.

12 HOLE REFERENCE STANDARD . HOLE SIZES: 1/8″, 5/32″, 3/16″, 7/32″ 1/4″ , 5/16″, 3/8″, 7/16″, 1/2″, 9/16″ 5/8″, 3/4″ .020″ x .005″ +/- .002″ WIDE MID-WALL EDM NOTCH. Material: 4340 Steel. Includes Test Report and Certificate of Conformance.

12 HOLE REFERENCE STANDARD . HOLE SIZES: 1/8″, 5/32″, 3/16″, 7/32″ 1/4″ , 5/16″, 3/8″, 7/16″, 1/2″, 9/16″ 5/8″, 3/4″ .020″ x .005″ +/- .002″ WIDE MID-WALL EDM NOTCH. Material: 6AL-4v Titanium. Includes Test Report and Certificate of Conformance.

12 HOLE REFERENCE STANDARD . HOLE SIZES: 1/8″, 5/32″, 3/16″, 7/32″ 1/4″ , 5/16″, 3/8″, 7/16″, 1/2″, 9/16″ 5/8″, 3/4″ .020″ x .005″ +/- .002″ WIDE MID-WALL EDM NOTCH. Material: 7075-T6 Aluminum. Includes Test Report and Certificate of Conformance.

8 STEP WEDGE, Step Sizes: 0.6mm,1.2mm,1.4mm,1.6mm,1.8mm, 2.0mm,2.2mm,2.4mm; MATERIAL: 2024-T3 ALUMINUM. LENGTH: 20mm Wide x 28mm Long for the first and last step. 20mm x 20mm long for the 6 inside steps. Total Length=176mm Long. TOLERANCE = +/- 0.05mm. Supplied with Holder. Includes Test Report and Certificate of Conformance.

8 STEP WEDGE, Step Sizes: 0.6mm,1.2mm,1.4mm,1.6mm,1.8mm, 2.0mm,2.2mm,2.4mm; MATERIAL: 7075-T6 ALUMINUM. LENGTH: 20mm Wide x 28mm Long for the first and last step. 20mm x 20mm long for the 6 inside steps. Total Length=176mm Long. TOLERANCE = +/- 0.05mm. Supplied with Holder. Includes Test Report and Certificate of Conformance.

8 STEP WEDGE:3.0mm,3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm,6.0mm,7.0mm; MATERIAL: 7075-T6 ALUMINUM. LENGTH: 20mm x 160mm. TOLERANCE = +/- 0.05mm. Supplied with Holder. Includes Test Report and Certificate of Conformance.

8 STEP WEDGE:3.0mm,3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm,6.0mm,7.0mm; MATERIAL: 2024-T3 ALUMINUM. LENGTH: 20mm x 160mm. TOLERANCE = +/- 0.05mm. Supplied with Holder. Includes Test Report and Certificate of Conformance.

SINGLE HOLE REFERENCE STANDARD 2024-T3 ALUMINUM, HOLE SIZE 3/8″( .375) EDM CORNER NOTCHES .030″ x .030″. BLOCK SIZE: 2.0″ x 2.0″ x 1/4″ Includes Test Report and Certificate of Conformance.