Description
13 HOLE REFERENCE STANDARD 7075-T6 aluminum. Hole Sizes: 3/16(.1875), 13/64(.203), 7/32(.218), 15/64(.234),1/4(.250), 17/64(.265), 9/32(.281), 19/64(.297), 5/16(.312),21/64(.328),11/32(.343), 23/64(.359), 3/8(.375). EDM NOTCH: .030″ X. 030″ x.005″ ±….. Includes Test Report and Certificate of Conformance.