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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...
Featured Products   
High Torque Retention Knob, CAT 40; 5/8-11; 45 deg...
$ 37.86
40 Taper Test Fixture
Taper Shank Test Fixture w/case for 40 CAT, BT, DI...
$ 1,685.25
Socket for most JM CAT 40 retention knobs. Using ...
$ 85.25
ClampForce Gage Kit Cat 40
The Clampforce Gage is used to check the drawbar f...
$ 961.25

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