The BESSEY TPN20B8BE is a heavy duty parallel clamp made of cast iron. It has a width of 20 inches and a throat depth of 8 inches. The TPN20B8BE has two identical, non-marring plastic-coated jaws which are actuated by a single handle. The handle has an anti-vibration core, which is designed to reduce hand fatigue during operation. It also features a corrosion-resistant powder-coated finish and adjustable pressure screw. The clamp has a maximum clamping force of 800 lbs. This clamp is ideal for securely holding large workpieces in place during operations such as welding, finishing, edge sanding, and other tasks requiring heavy clamping pressure.