Smooth Bore Ring Gages

.6194 CLASS X MASTER PLAIN BORE RING GAGE .6250 -.0056 UNDERSIZE 5/8 15.733 mm - BT3750BR3

.4500 MASTER PLAIN BORE RING GAGE .4531 -.0031 OVERSIZE 29/64 11.430 mm .450 - BT3747BR3

1.0820 MASTER PLAIN BORE RING GAGE 1.0781 +.0039 1 5/64 27.483 mm 1.082 CHECK - BT3746BR3

1.1770 MASTER PLAIN BORE RING GAGE 1.1875 -.0105 UNDERSIZE 1 3/16 30 mm 1.177 - BT3745BR3

1.2520 CL X MASTER PLAIN BORE RING GAGE 1.2500 +.0020 OVERSIZE 1 1/4 32 mm 1.252 - BT3744BR3

1.0860 CL X MASTER PLAIN BORE RING GAGE 1.0938 -.0078 1 3/32 27.584 mm 1.086 - BT3742BR3

.8037 CL XX MASTER PLAIN BORE RING GAGE .8125 -.0088 UNDERSIZE 13/16 20.414 mm - BT3725AC4

1.9501 CL X MASTER PLAIN BORE RING GAGE 1.9531 -.0030 OVERSIZE 1 61/64 49.533 mm - BT3728AC4

1.1080 CL XX MASTER PLAIN BORE RING GAGE 1.1094 -.0014 1 7/64 28 mm 1.108 CHECK - BT3736AC4

.9259 MASTER PLAIN BORE RING GAGE .9219 +.0040 UNDERSIZE 59/64 23.518 mm CHECK - BT3724AC4

1.0165 CLASS XX MASTER PLAIN BORE RING GAGE 1.0156 +.0009 UNDERSIZE 1 1/64 26 mm - BT3735AC4

.9390 CLASS Y MASTER PLAIN BORE RING GAGE .9375 +.0015 OVERSIZE 15/16 24 mm .939 - BT3734AC4