Smooth Bore Ring Gages

.98050 CL X MASTER PLAIN BORE RING GAGE .9844 -.0039 OVERSIZE 63/64 25 mm .9805 - MB2981AP1

FEDERAL

.3750 CLASS XX MASTER PLAIN BORE RING GAGE ONSIZE 3/8 9.525 mm .375 - MB2972AP1

.9415 CLASS X MASTER PLAIN BORE RING GAGE .9375 +.0040 OVERSIZE 15/16 24 mm - MB2975AP1

1.00085 CL XX MASTER PLAIN BORE RING GAGE 1.0000 +.0009 OVERSIZE 1.0 25.422 mm - MB2967AP1

.9895 CLASS XX MASTER PLAIN BORE RING GAGE 1.0000 -.0105 UNDERSIZE 1.0 25 mm - MB2968AP1

.811 MASTER PLAIN BORE RING GAGE .8125 -.0015 UNDERSIZE 13/16 20.599 mm .8110 - MB2976AP1

1.066 MASTER PLAIN BORE RING GAGE 1.0625 +.0035 OVERSIZE 1 1/16 27 mm 1.0660 - MB2966AP1

.951 CLASS Z MASTER PLAIN BORE RING GAGE .9531 -.0021 OVERSIZE 61/64 24 mm .9510 - MB2970AP1

FEDERAL

.6190 CL X MASTER PLAIN BORE RING GAGE .6250 -.0060 UNDERSIZE 5/8 15.723 mm .619 - MB2983AP1

HEMCO

.6270 CLASS XX MASTER PLAIN BORE RING GAGE .6250 +.0020 OVERSIZE 5/8 16 mm .627 - MB2977AP1

S.C.C.

.790 CLASS Y MASTER PLAIN BORE RING GAGE .7813 +.0087 OVERSIZE 25/32 20 mm .7900 - MB2969AP1

1.816 MASTER PLAIN BORE RING GAGE 1.8125 +.0035 OVERSIZE 1 13/16 46 mm 1.8160 - AR2272AP1