Groz Sash Bar Clamp 42In (1050Mm) / 900Mm Capacity | Sash Bar Clamps

These Bar Cramps are especially useful for clamping large section workpieces during fabrication gluing in joinery carpentry and boat building. The bars are made from drawn steel with a section of 1.1/4 x 1/4 (32 mm x 6 mm). Malleable iron head and slides provide rigidity and strength even under heavy tension. Both head and slide have a flat bottom allowing the bar to stand upright without support. The head is fitted square to the bar with 1.1/2° - 2° taper for true parallel clamping action Main screw and handle are made from high-grade steel and have a blackened finish for increased resistance to corrosion. The screw has rolled Acme threads that impart extra strength and are wear resistant