The pin gages in this set can be used in a variety of settings, including machine shops, manufacturing, and quality control. [Features]: Each gage hole is clearly marked and the pin gages are heat treated to ensure accuracy and durability. MHC Pin Sets Class ZZ Pin Sets M0-Plus Range : .011-060 Class : ZZ T The size information is etched on each pin gage with no sharp corners, making them safe to handle. Each pin gage is 2 long with a step of 0., 001 and a HRC of 60-62., The gage holes are clearly marked and the pin gages are heat treated to ensure accuracy and durability. Vermont 901200400 .0610 - .2500 Class ZZ Minus Black Guard Pin Gage Set New HFS (R) Steel Pin Gauges Set Minus Gage M1 with Plastic Case for Carpenters and Home Improvement 0.061-0.250" 190pcs 50 bought in past month Small Business Add to cart The set includes a convenient storage case for easy organization and portability. This pin gage set is great for checking the diameters of holes, bushings, and worn parts, as well as measuring the distance between holes and hole location. [Product Includes]: The set includes a convenient storage case and 190 pin gages to cover a wide range of measurement needs. Pin Gage Set HFS(R) Steel Minus (125Pcs (0.501-0.625") M3) Precision Class ZZ Pin Gages [Application]: This pin gage set is great for checking the diameters of holes, bushings, and worn parts, as well as measuring the distance between holes and hole location.