Smooth Bore Ring Gages

.78744 CLASS X MASTER PLAIN BORE RING GAGE .7813 +.0061 OVERSIZE 25/32 20 mm - MB9287RD

.6095 MASTER PLAIN BORE RING GAGE .6094 +.0001 UNDERSIZE 39/64 15.481 mm - MB9281RD

.4510 MASTER PLAIN BORE RING GAGE .4531 -.0021 OVERSIZE 29/64 11.455 mm .451 - MB9291RD

.4509 CLASS Y MASTER PLAIN BORE RING GAGE .4531 -.0022 OVERSIZE 29/64 11.453 mm - MB9296RD

.4050 CL X MASTER PLAIN BORE RING GAGE .4063 -.0013 13/32 10.287 mm .405 - MB9280RD

13.989 CLASS XX MASTER PLAIN BORE RING GAGE 14.000 -.011 UNDERSIZE 14 mm .5507 - MB9286RD

.2478 CLASS XX MASTER PLAIN BORE RING GAGE .2500 -.0022 UNDERSIZE 1/4 6.294 mm - MB9295RD

.9350 CL Z MASTER PLAIN BORE RING GAGE .9375 -.0025 15/16 23.749 mm .935 - MB9290RD

.6150 MASTER PLAIN BORE RING GAGE .6250 -.0100 UNDERSIZE 5/8 15.621 mm .615 - MB9285RD

.5606 MASTER PLAIN BORE RING GAGE .5625 -.0019 UNDERSIZE 9/16 14.239 mm - MC0516LVR

.608 MASTER PLAIN BORE RING GAGE .6094 -.0014 OVERSIZE 39/64 15.443 mm .6080 - MC0521LVR

FEDERAL

.3159 CLASS X MASTER PLAIN BORE RING GAGE .3125 +.0034 OVERSIZE 5/16 8 mm - MC0514LVR