Palmgren 30601 CV60 6-Inch Cross Vise Made from FC25, fine grain cast iron; trapezoidal-thread lead screw Handles permit smooth movement and do not extend below the base Index collars graduated in 0.1 mm increments; less than 0.004-Inch jaw deflection at 2,000-Pound clamping pressure; jaw surfaces square to 0.002; all surfaces machined; adjustable gib plates Replaceable jaw plates Crank arm spins independently of handle for easy movement; Index collar may be set to zero position independent of handle; fixed jaw is grooved horizontally and vertically for holding round stock; lugs in base for mounting to machine table