مقياس قطع الخيوط

Finally, a thread gage with all the common standards on one piece—Whitworth, BSF, BA, Metric, American National, all clearly marked. The stainless steel feels solid and hasn’t shown any wear after several shop sessions.

Pulling this out of the package, the polished stainless steel has a nice weight to it. I've already used it to check several Metric and American National threads and the markings are crisp and easy to read.

Finally a thread gage that actually has B.A. sizes included, saving me from guessing those tiny angles. The polished stainless steel feels solid in the hand and the markings are crisp enough to read under harsh shop lights.