This DoALL 1 13/16" - 20UN 2A GOPD 1.7785 Thread Plug Gage set is a reliable tool for measuring the threads of your workpiece. Made in the United States, this gage has been well-maintained and is in excellent shape. Its brand, DoALL, is a trusted name in the industry.

The thread gage is designed to accurately measure the dimensions of threads on your workpiece, and this particular model is ideal for measuring 1 13/16" - 20UN - 2A threads. Whether you're a professional metalworker or a hobbyist, this gage is a valuable addition to your toolkit. Purchase with confidence knowing that you're getting a quality instrument that will help you get the job done.