Wilton 14170 108, 100 Series Forged C Clamp Heavy Duty, 4 Inch 8 Jaw Opening, 2 3/4 Throat Depth

Full length spindle is machined from a single piece of square, cold drawn steel Black oxide coated forged square head spindle with rolled thread Exclusive, replaceable Perma-Pads swivel and adapt to angular workpieces Square spindle heads stand up to heavy wrench tightening 100 Series model frames feature clamping forces ranging up to 15,000 pounds Ideal for heavy industrial and construction job site demands, Weight: 6.25E-4 pounds, Manufacturer: JPW Industries