Precise .501-.625″ Minus, Class ZZ Steel Pin Gage Set – 303-507M3

• This accurate precision tools are suited for checking location, hole size, gage slots, distance between holes, go & no-go gage, setting other gages and calibrating micrometers.
• Each set furnished with case and every size gage holes clearly marked for size
• Heat treated to a hardness of 60/62 RC
• Centerless lapped with 10 micro finished
• Uniform 2″ overall length
• Gage increments are in .001″ steps

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