Smooth Bore Ring Gages

.1863 MASTER PLAIN BORE RING GAGE .1875 -.0012 UNDERSIZE 3/16 4.732 mm - AS1452RD

.2805 CLASS X MASTER PLAIN BORE RING GAGE .2813 -.0008 UNDERSIZE 9/32 7 mm - AS1447RD

.1230 CLASS X MASTER PLAIN BORE RING GAGE .1250 -.0020 UNDERSIZE 1/8 3 mm .123 - AS1455RD

.2002 CLASS X MASTER PLAIN BORE RING GAGE .2031 -.0029 OVERSIZE 13/64 5 mm - AS1462RD

.1780 CL X MASTER PLAIN BORE RING GAGE .1875 -.0095 UNDERSIZE 3/16 4.521 mm .178 - AS1451RD

.2993 CLASS X MASTER PLAIN BORE RING GAGE .2969 +.0024 UNDERSIZE 19/64 7.602 mm - AS1446RD

.2998 CLASS X MASTER PLAIN BORE RING GAGE .2969 +.0029 UNDERSIZE 19/64 7.615 mm - AS1450RD

.1873 MASTER PLAIN BORE RING GAGE .1875 -.0002 UNDERSIZE 3/16 4.757 mm - AS1460RD

.1780 CL X MASTER PLAIN BORE RING GAGE .1875 -.0095 UNDERSIZE 3/16 4.521 mm .178 - AS1445RD

.3670 MASTER PLAIN BORE RING GAGE .3750 -.0080 UNDERSIZE 3/8 9.322 mm .367 - AS1449RD

.1760 CL X MASTER PLAIN BORE RING GAGE .1875 -.0115 UNDERSIZE 3/16 4.470 mm .176 - AS1453RD

.3070 MASTER PLAIN BORE RING GAGE .3125 -.0055 UNDERSIZE 5/16 7.798 mm .307 - AS1444RD