For zero setting of inside micrometers, three points internal micrometers and bore gages.
Deviation is the difference between the ordered size and the size marked on the setting ring when supplied.
For example, the ordered size is .2”, the size marked on the setting ring when supplied may be .20008″.
setting ring when supplied may be .20008″.

3M 22393, Roloc Disc 361F, 36 YF-weight, TR, 3 in, Die R300V, 7000045093
Dynabrade 78049 1/2" W x 24" L Coarse NWN DynaBrite Belt, 10/pack
3M 60374, Scotch-Brite Roloc Light Grinding and Blending Disc, GB-DR, Heavy Duty A Coarse, TSM, 2 in, 7000000778, 200 per case
3M 26053, PPS Series 2.0 Adapter, Type S14, 7/16 Male, 14 Thread UNC, 7100135932
3M 26017, PPS Series 2.0 Adapter, Type S10, 1/4 Female, R-Angle 19
Thread BSP for Side Cup Mount, 7100135927
3M 41100, Cubitron II Cloth Belt 984F, 60+ YF-weight, 1/2 in x 12 in, Fabri-lok, Single-flex, 7010511304, 200 per case
3M 85492, Scotch Foil Tape 3311-10A, 2.0 in x 10 yd (50.8 mm x 9,1 m), 7010383663
Dynabrade 95544 Gear Grease, 2.5oz. Tube
3M™ 72013, Adapter 529-04-50, 110-120 VAC, 7000131705, 1 EA/Case
3M 82229, Cloth Belt 777F, P120 YF-weight, 1/4 in x 24 in, Fabri-lok, Full-flex, 7000118444, 200 per case
3M 70894, 641WY 1/2" X 24", 100 Mesh Diamond Cloth Belt, 7010533228
Insize 4120-18, METRIC THREAD RING GAGE, GO, M18x2.5, 6928640341502 