.6351-.7600 in/16.14-19.30mm Gage Member- NO/GO (Y CLASS LONG LENGTHS)
PREMIUM GRADE Y CLASS MEMBER ONLY (Ground to your specified size) Tool Steel PIN IS A MINUS TOLERANCE Rc 60-62 EACH PIN CAN BE ORDERED UP TO 5 INCHES IN LENGTH 2 MICROINCH FINISH INCLUDES CERTIFICATION OF ACCURACY.