TriMax C jaw set with smooth-faced jaw and movable support. This complete jaw set attaches to a C90 type vise base set to create single or multi-position clamping stations on a single vise. It can be quickly interchanged and moved to different positions on the vise for other set ups. The smooth jaws prevent damage to the workpiece. Jaw set includes smooth jaw, jaw support, movable slideway and workstop with washer and screw.