Our heavy duty, cast iron bench vices are complete with serrated jaws for easy gripping and pre-drilled holes for bench mountingThey offer smooth and fast operation with a robust lever and grey iron castings that are manufactured to resist distortion under pressureAll Jefferson bench vices come complete with serrated jaws for easy gripping and pre-drilled holes for bench-mounting as standardIdeal for workshops, machinery and engineering applications Product features SKU JEFBV4 Size 4″ Jaw Width 100mm Jaw Opening 137mm Gross Weight 9.45 kgs