The ring gauge, also known as the correction ring gauge, is a ring with a specific size and attribute used to correct the inadequacy of the gauge.


The ring ga

Smooth plug gauge is used to measure the precision of the workpiece hole size. Smooth plug gauge can be made into maximum limit size and minimum limit size. The

Alloy tool material is used in many places, for the alloy tool material workpiece manufacturing we do not know very well, in order to let you know, the followin

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