Bolt Cutters Adjustment Type Screw Blade Finish Unfinished Bolt Cutter Type Heavy-Duty Bolt Cutters Cutting Action Center Features Controlled Cutting One-Step Internal Cam Mechanism Provides the Quickest and Simplest Way to Keep the Cutting Blades Precisely Aligned For Maximum Diameter Hard Steel 3/8 in For Maximum Diameter Medium Steel 7/16 in For Maximum Diameter Soft Steel 1/2 in Grip Material Rubber