Product Description
Threaded ring gauges are used to measure the correct size of external threads, one piece for the through end and one piece for the stop end. The stop-end ring gauge has a groove on the outer cylindrical surface. When the size is more than 100mm, the thread ring gauge is double shank thread ring gauge type. The specifications are divided into three types: coarse thread, fine thread, and pipe thread. Threaded ring gauges of grade 2 accuracy and higher than grade 2 accuracy with a pitch of 0.35 mm or less, and threaded ring gauges of grade 3 accuracy with a pitch of 0.8 mm or less do not have a stop end.
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