This 600mm Aluminium Sash Clamp Vc62 is an ideal addition to anyone's tools , whether it be for the garden , garage or DIY. Aluminium Sash Clamp. 600mm. Made from U section, extruded aluminium with cast head and foot. Spring-loaded rapid adjustment mechanism sets foot to correct position on bar. Deep-cut Acme thread enables final tightening and application of clamping pressure. Warranty: LIFETIME for all hand tools ; 3 YEAR for power tools , air & petrol tools. Silverline VC62. 5024763016295. .