Spindle Force Test Gauge Cat 40 And Bt 40

This is a drawbar force gauge to make sure your Cat40 or Bt40 CNC mill has the correct holding force.

It is easy to use and can save you a lot of money in tooling. chattering tools. and possible worn spindle taper from loose tools.

Accepts 5/8-11 retention knob

Does not include retention knob 

Also comes in a pelican case to keep it safe when not in use