Smooth Bore Ring Gages

.6252 CL XX CARBIDE MASTER PLAIN BORE RING GAGE .6250 +.0002 OVERSIZE 5/8 16 mm - ST0078CP2

30.018 CLASS X MASTER PLAIN BORE RING GAGE 30.000 +.018 OVERSIZE 30 mm 1.1818 - ST0068CP2

.3729 CL XX CARBIDE MASTER PLAIN BORE RING GAGE .3750 -.0021 3/8 9.472 mm - ST0077CP2

.1502 CLASS X MASTER PLAIN BORE RING GAGE .1563 -.0061 UNDERSIZE 5/32 4 mm - ST0072CP2

.5010 CL X MASTER PLAIN BORE RING GAGE .5000 +.0010 OVERSIZE 1/2 12.725 mm .501 - ST0071CP2

.6260 CLASS XX MASTER PLAIN BORE RING GAGE .6250 +.0010 OVERSIZE 5/8 16 mm .626 - ST0065CP2

.6260 CLASS X MASTER PLAIN BORE RING GAGE .6250 +.0010 OVERSIZE 5/8 16 mm .626 - ST0064CP2

19.325 CLASS XXX MASTER PLAIN BORE RING GAGE 19.000 +.325 OVERSIZE 19 mm .7608 - ST0063CP2

1.6254 MASTER PLAIN BORE RING GAGE 1.6250 +.0004 OVERSIZE 1 5/8 41.285 mm - ST0054CJ2

.8120 MASTER PLAIN BORE RING GAGE .8125 -.0005 UNDERSIZE 13/16 20.625 mm .812 - ST0062CP2

2.4000 MASTER PLAIN BORE RING GAGE 2.4063 -.0063 UNDERSIZE 2 13/32 61 mm 2.400 - RJ0040BB2

4.9186 MASTER PLAIN BORE RING GAGE 4.9219 -.0033 OVERSIZE 4 59/64 125 mm - RJ0030BB2