Robert Sorby Select Sash Clamp - Woodworking Work Holder (54")

Durable steel bar offering maximum tensile and yield strength, achieving a clamping force of 500kgf. Slightly tapered jaws enable parallel clamping. Ductile head and slide are guaranteed unbreakable. Tommy bar will bend before the clamp becomes over stressed to prevent further damage. Twin start rolled acme thread applies quick and smooth pressure to the workpiece. Flat bottomed head and slide so the clamp can stand independently. Slide secured by a solid steel pin passing through one of the location holes spaced along the steel bar. Ideal for clamping large and heavy pieces of furniture and wood when gluing. Available in 7 different sizes.