Description
3 HOLE 100° COUNTERSINK REFERENCE STANDARD 7075-T6 ALUMINUM, PLATE SIZE: 3.0″ x 2.0″ x 1/4″ . HOLE SIZES: 3/16″, 7/32″ and 1/4″ TOTAL OF 3 CORNER EDM NOTCHES: .030″ +0.004″/-0.000″ Long x .007″ Max Width Through the Depth of the Countersink. Includes Test Report and Certificate of Conformance.