Box Jaws are suitable for heavy duty workholding on large sized lathes, large face plates fitted on Vertical Machining Centres, boring lathes and jig installations and provide a secure method of holding the workpiece.
The gripping pull-back action to actuate the collet chuck means the work piece will be moved slightly in the Z-Axis. This is normally acceptable for first operation work and the work piece position can easily be determined with a facing cut. The 5C a...