1/2-20 sti unf-3B go/nogo heli-coil thread gage.

1/2-20 sti unf-3B go/nogo heli-coil thread gage.

* Heli-Coil 1/2-20 STI UNF-3B Go/NoGo Thread Gage.
* This is a Go/NoGo inspection gage for class 3B Threads.
* Pitch Diameter is 0.5325"/ 0.5357".
* New from old inventory. It has not been calibrated.
Click here for more Thread gages.
Click here for more Inspection Equipment.
* e-mail or call me if you have questions.
* Illinois residents must pay 7.25% tax or have a resellers number.
* Illinois residents must pay 7.25% tax or have a resellers number.
* Money Orders or Cashier's Checks preferred.
* Checks have a 10 business day hold until they clear.
* If you are not satisfied with this item for any reason or for no reason at all, you can return it for a full refund within 30 days of receipt.