Proxxon 28608 Precision Vise FMZ with Clamp Swivel head rotates in all directions (even down, in front of the workbench) Precision steel jaws are supplied with vertical and horizontal V-slots for securing round work pieces, too 3-Inch wide jaws open to a clamping width of 2-3/4-Inch (70 millimeters) and are equipped with removable rubber covers to protect delicate work pieces from damage