AIR, POWER & HAND TOOLS. CUTTING & CARBIDE TOOLS. MRO & SHOP SUPPLIES. Thank you for shopping with us! High Precision Steel 990 Piece Pin Gage Library (MO-). 011-1.000 Custom metal drawer system included. Accuracy is -0.0002″/+0.0000″. 001 set increments with sizes marked on each pin gage. Made of tool steel hardened to HRC60-62. Finish to 10 micro or better. Overall length of each pin is 2. 8 pin gage handles are included. Use these pins to check locations, measure hole sizes and depths, go and no-go gaging, setting micrometers, and checking distances between holes. Some browsers do not allow this option.