R.H. FOR HELICAL COIL THREAD PLUG GAGE MEMBERS TAPERLOCK, FOR SCREW THREAD INSERT TYPE TAPPED HOLES
Class
2B, 3B
STI gages are used to gage threads after tapping prior to insertion of Helical Coil wire inserts.
Please Indicate the size and class to quote upon inquiry
Example : 1/4-20 STI 2B, 1/4-28 STI 3B and etc
