Shars 0.501" - 0.625" Minus Steel Plug Gage Set with NIST Certificate 125 PCS 303-4507M3A New R)

Shars 0.501" - 0.625" Minus Steel Plug Gage Set with NIST Certificate 125 PCS 303-4507M3A New R)

Pin Gage Type: Minus Class: ZZ Measuring Range - Pin Gage: .501 - .625 Number of Pieces: 125 Tolerance: +.0000", -.0002" 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. / - Black oxided coating protects against rust and corrosion which extends plug gage life / - Black coating can also serve as an indicator for wear and tear to timely renew the plug gage calibration / - Certificate of accuracy traceable to N.I.S.T. and registered ISO 9001 / - Not an ISO 17025 long form certificate / - Size laser marked on each pin gage / - Gage increments are in .001" steps / - Heat treated to a hardness of 60/62 HRc / - Uniform 2" overall length and have no sharp corners / Included go & no-go pin gage handle has an internal spring-loaded plastic soft jaw to grab onto the pin gage while not leaving scratch mark / Plug gage tray are marked with easy-to-read corresponding sizes /