Description
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.