Smooth Bore Ring Gages

.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

1.1260 MASTER PLAIN BORE RING GAGE 1.1250 +.0010 OVERSIZE 1 1/8 28.600 mm 1.126 - BT3570AC4

1.1861 CLASS X MASTER PLAIN BORE RING GAGE 1.1875 -.0014 UNDERSIZE 1 3/16 30 mm - BT3580AC4

1.1550 CL X MASTER PLAIN BORE RING GAGE 1.1563 -.0013 1 5/32 29.337 mm 1.155 - BT3573AC4