Smooth Bore Ring Gages

.3129 CLASS XX MASTER PLAIN BORE RING GAGE .3125 +.0004 OVERSIZE 5/16 8 mm CHECK - BT3597AC4

.5002 MASTER PLAIN BORE RING GAGE .5000 +.0002 OVERSIZE 1/2 12.705 mm INSPECTION - BT3583AC4

1.3000 CL X MASTER PLAIN BORE RING GAGE 1.2969 +.0031 1 19/64 33 mm 1.300 CHECK - BT3592AC4

.5003 CLASS XX MASTER PLAIN BORE RING GAGE .5000 +.0003 OVERSIZE 1/2 12.708 mm - BT3596AC4

1.0050 CL XX MASTER PLAIN BORE RING GAGE 1.0000 +.0050 1.0 25.527 mm 1.005 CHECK - BT3591AC4

.3749 CL XX CARBIDE MASTER PLAIN BORE RING GAGE .3750 -.0001 3/8 9.522 mm CHECK - BT3582AC4

COMTOR

.6874 MASTER PLAIN BORE RING GAGE .6875 -.0001 UNDERSIZE 11/16 17.460 mm CHECK - BT3581AC4

1.2597 MASTER PLAIN BORE RING GAGE 1.2500 +.0097 OVERSIZE 1 1/4 32 mm INSPECTION - BT3579AC4

1.2596 MASTER PLAIN BORE RING GAGE 1.2500 +.0096 OVERSIZE 1 1/4 32 mm CHECK - BT3577AC4

.8642 CLASS XX MASTER PLAIN BORE RING GAGE .8750 -.0108 UNDERSIZE 7/8 22 mm - BT3575AC4

1.15925 CL X MASTER PLAIN BORE RING GAGE 1.1563 +.0029 OVERSIZE 1 5/32 29.445 mm - BT3571AC4

.8580 CL XX MASTER PLAIN BORE RING GAGE .8594 -.0014 55/64 21.793 mm .858 CHECK - BT3574AC4