The black and decker wm550 workmate has two working heights and a fixed position vice jaw which can be opened to a maximum distance of 226 mm it will stand a maximum load of 250kg has a working top made from particle board and is supplied with adjustable pegs which enable it to hold irregular shaped objects with rubber anti slip feet dual clamping cranks increase clamping force and versatility folds flat for compact storage and easy transportation specifications vice jaw length 610 mm table widt