Smooth Bore Ring Gages

.37135 MASTER PLAIN BORE RING GAGE .3750 -.0036 UNDERSIZE 3/8 9.432 mm CHECK - BR7993BR4

.25108 MASTER PLAIN BORE RING GAGE .2500 +.0011 OVERSIZE 1/4 6.377 mm CHECK - BR7992BR4

.2485 MASTER PLAIN BORE RING GAGE .2500 -.0015 UNDERSIZE 1/4 6.312 mm CHECK - BR7991BR4

.3443 CLASS XX MASTER PLAIN BORE RING GAGE .3438 +.0005 OVERSIZE 11/32 8.745 mm - BR7990BR4

.25301 CLASS X MASTER PLAIN BORE RING GAGE .2500 +.0030 OVERSIZE 1/4 6.426 mm - BR7989BR4

.30101 CLASS XX MASTER PLAIN BORE RING GAGE .3125 -.0115 UNDERSIZE 5/16 7.646 mm - BR7988BR4

.2530 CL XX MASTER PLAIN BORE RING GAGE .2500 +.0030 OVERSIZE 1/4 6.426 mm .253 - BR7987BR4

.29753 MASTER PLAIN BORE RING GAGE .2969 +.0006 UNDERSIZE 19/64 7.557 mm CHECK - BR7986BR4

.2240 CL XX MASTER PLAIN BORE RING GAGE .2188 +.0052 OVERSIZE 7/32 5.690 mm .224 - BR7985BR4

.2515 MASTER PLAIN BORE RING GAGE .2500 +.0015 OVERSIZE 1/4 6.388 mm INSPECTION - BR7984BR4

.31001 MASTER PLAIN BORE RING GAGE .3125 -.0025 UNDERSIZE 5/16 8 mm INSPECTION - BR7983BR4

.2485 MASTER PLAIN BORE RING GAGE .2500 -.0015 UNDERSIZE 1/4 6.312 mm CHECK - BR7982BR4