In my last column I listed some basic equipment requirements for the calibration of thread plug gages so I thought it would be helpful to give mating gages the same treatment. 

Emuge Corp. has introduced advanced Threads-all™ ZGF-S-Cut Solid Carbide Thread Mills featuring multiple teeth, a helical flute form and multi-layer TiAlN T46 coating.

If you’re having problems with thread measurements but the answers you’re getting from your usual sources aren’t solving them, it’s natural that you would try and get some unbiased advice from a specialist.