12 BOLT HOLES WITH 2 CORNER NOTCH REFERENCE STANDARD (Inch Version) 12 HOLE REFERENCE STANDARD WITH 0.020" x 0.020" and 0.030" x 0.030" CORNER EDM NOTCH. HOLE SIZES: 1/8", 5/32", 3/16", 13/64", 7/32", 5/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64". Includes Test Report and Certificate of Conformance. DIMENSION: 3" (L) x 1.6" (W) x 0.25" (T) Holes SIZE: Ø1/8", 5/32", 3/16", 13/64", 7/32", 5/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64" Hole Notch Configurations: • 0.03" x 0.03" (45°) corner notch @ 0.005" wide in each hole (Qty 12) • 0.02" x 0.02" (45°) corner notch @ 0.005" wide in each hole (Qty 12) NOTE: For special alloy request by mail.

12 BOLT HOLES WITH 2 CORNER NOTCH REFERENCE STANDARD (Metric Version) 12 hole Reference Standard. Contains 11 hole sizes; 2, 3.2, 4, 4.8, 5.16, 5.56, 6.35, 6.75, 7.14, 7.5, 7.94, 8.3mm diameters.( 0.76mm X 0.76mm and 0.5mm x 0.5mm Corner EDM Notch). Includes Test Report and Certificate of Conformance. DIMENSION: 80mm (L) x 40mm (W) x 6.35mm (T) Holes SIZE: Ø2, 3.2, 4, 4.8, 5.16, 5.56, 6.35, 6.75, 7.14, 7.5, 7.94, 8.3mm Hole Notch Configurations: • 0.76mm X 0.76mm (45°) corner notch @ 0.15mm wide in each hole (Qty 12) • 0.5mmX0.5mm CORNER NOTCH @0.15mm wide in each hole - (Qty 12) NOTE: For special alloy request by mail.