C-Clamp Set, Jaw Pad Type V-Grooved, Includes Swivel Pad Yes, Jaw Opening - Maximum 8 in, Jaw Opening - Minimum 0 in, Throat Depth 2 1/4 in, 4 15/16 in, Clamping Force 3,500 lb, 6,200 lb, 6,600 lb, 6,900 lb, Body Material Forged Steel, Body Color Yellow, Spindle Finish Copper Plated, Spindle Material Steel, High Visibility Yes, Number of Anvils 1, Number of Spindles 1, Release Mechanism Standard Thread, Body Finish Powder Coated, Handle Type Sliding T, Included Clamp Sizes 2 in, 4 in, 6 in, 8 in