Drop forged. Length 100mm.Drop Forged Steel G-Clamp100mm Opening CapacityUse for woodworking fabrication apparatus setup and lessons on pressure and torqueClamp measures 23cm long when closed and approximately 33cm long when fully expanded. When you need something held in place this steel G-clamp will do just the trick. The drop-forged construction ensures strong solid material.The threaded screw opens to 100mm and is topped with a swivel pad for safer clamping.