12 Hole 15 Notch General Purpose, Bolt Hole Standard Block (Inch Version) Geometry: Block Sizes: 0.25" thick x 2.5" x 6.0" Holes: • 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" diameter Surface Notches: • Qty 3 @ .008", .020" and .040" deep x 1.0" long Notch Width (All): .004" (± .001)

12 Hole 15 Notch General Purpose, Bolt Hole Standard Block (Metric Version) Geometry: Block Sizes: 6mm thick x 63mm x 150mm Holes: • 4.5mm, 5.5mm, 6.0mm, 7.0mm, 8.0mm, 8.5mm, 9.5mm, 11.0mm, 12.5mm, 14.0mm, 16.0mm and 19.0mm diameter Surface Notches: • Qty 3 @ 0.2mm, 0.5mm and 1.0mm deep x 25mm long Notch Width (All): 0.1mm (± .001)