Trigger Clamp Clamping Capacity 12 in Throat Depth 3 3/4 in Clamping Force 600 lb Jaw Pad Type Soft-Touch Grooved Jaw Pad Height 2 3/4 in Jaw Pad Width 1 3/8 in Spreading Capacity - Maximum 19 1/4 in Spreading Capacity - Minimum 7 1/2 in Bar Material Steel Handle Material Plastic Tool Operation Type One Handed