.2810-.4060 in/7.15-10.31mm Gage Member- GO (ZZ CLASS LONG LENGTHS)
PREMIUM GRADE ZZ CLASS MEMBER ONLY (Ground to your specified size) Tool Steel PIN IS A PLUS TOLERANCE Rc 60-62 EACH PIN CAN BE ORDERED UP TO 5 INCHES IN LENGTH 2 MICROINCH FINISH INCLUDES CERTIFICATION OF ACCURACY.