Decker Workmate - The Black Decker dual Height worker permits use as a bench, bench tool stand, vice or sawbuck.Adjustable swivel pegs and jaw retention grooves give clamping skillfulness and reliable material hold. made from a sturdy steel frame that may fold flat for compact storage. Designed for simple set-up.Folds flat for compact storage and simple transport. Vice jaw opening: 384 metric linear unit. Vice jaw length: 610mm.