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Are Your Toolholders Fully Engaged In The Spindle Of Your CNC Mill?
Most manufacturing problems are a result of tooling issues.
Click Here to take our Taper Contact Test.
If tooling is the issue, High Torque Retention Knobs are the answer! 


JM Performance Products wins Game Changer Award.


PMPA Website Congressman David Joyce visits JM Performance Products.


During the troubleshooting of uneven wear patterns on our CAT40 toolholders, we started analyzing spindle and toolholder runout.  We had always been torqueing pull studs and collets and were very concerned about the poor performance of our machine.  After having switched to JM's High Torque...
Visit us at IMTS Booth # 432188   
Featured Products   
High Torque Retention Knob, CAT 40; 5/8-11; 45 deg...
$ 37.95
ClampForce Gage Kit Cat 40 (JMCFG5K40C)
The ClampForce Gage is used to check the drawbar f...
$ 961.25
Socket for most JM CAT 40 retention knobs. Using ...
$ 85.25
40 ULT Taper Spindle Restoration Kit (ULTSPRK40)
The Restoration Kit is to be used in conjunction w...
$ 640.00

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1234 High Street
Fairport Harbor, OH 44077  
Phone 800-322-7750
Fax 440-357-1129
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