Mechanic's Vise Body foounded by good quanlity steel, no any welding point. capability is better than normal steel vise. Specifications: *Patented design *Neck reinforced makes the vise more powerful *Harden steel Jaws *Precision machined U-channel slide bar *360^ swivel base mounted with three screws *Chrome plated handl and locking nuts *Powder coated body item no.jaw widthmax.openingn.w.(swivel base)n.w.(fixed baes)H100 4"4"11.0kg9.0kgH1255"5"14.0kg12.0kgH1506"6"23.0kg20.0kgH2008"8"35.0kg30.0kg