Bar Clamp/Spreader, Bar Type Profiled Rail, Handle Style Sliding T, Clamping Capacity 79 in, Clamping Force 1,450 lb, Throat Depth 4 3/4 in, Jaw Pad Type Swivel, Sliding Mechanism Bar Slide, Bar Thickness 1 1/16 in, Bar Material Steel, Function Clamping or Spreading, Handle Material Wood, Spreading Capacity - Maximum 93 in, Spreading Capacity - Minimum 14 in