ACME trapezoidal thread plug gauge (American standard)
Part NO:PG-208
ACME Threads are used for translation motion in machine tools like lead screws, where rapid movement is required or in screw jacks, where load to be shared is more.Acme threads are similar to Trapezoidal threads. Trapezoidal threads follow Metric system while ACME threads are based on Inch / Imperial system.