The IRWIN Record T936H Arm Adjusted High Tensile Bolt Cutter is designed for cutting very hard materials. It features specially heat-treated jaws with a Brinell hardness of 500 (Rockwell C52, 110 tons/square in). The centre cut jaws have a short nose for efficient cutting of materials like pre-stressed concrete reinforcing rods, mesh, wire, high-tensile steel rods, bolts, case hardened chain, cold drawn alloy steel, and tempered sprung wire. This model has an overall length of 910mm (36 inches) and a maximum cutting capacity of 11.1mm (7/16 inches).