Clamp-On Vise Base Material Steel Overall Length 51/64 in Compatible with Manufacturer Model Number KR KRE KREV KRV S-10 WS-3 WS-6 Features For Creating a More inFixed in Clamping System Securely Attaches the Clamp to the Work Surface Overall Depth 12 in Overall Width 4 3/32 in 1 Pair