The Hultafors CFP Screw Clamp has a steel rail forged in one piece, profiled, nickel and chrome plated. It also features a strong flat threaded, black phosphate screw with tilted pressure plate. The slim front anvil allows for increased access in narrow places, while the pivoting handle provides increased clamping pressure. Specification: Clamping Force: 700kg.This Hultafors CFP Screw Clamp has the following specifications: Clamping Capacity: 400mm (16in).Throat Depth: 175mm.Rail Dimensions: 27 x 13mm.Weight: 2600g.Additional Information:Capacity (mm): 400Throat Depth (mm): 175Weight (kg): 2.6