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″.

Dynabrade 80059 Motor Replacement, 110/120V-60 Hz, 1300 W
3M 45099, Roloc Disc Pad TR, Medium 1-1/2 in 1/4-20 Internal, 7000045280
3M 66328, Sanding Belt 9250NA-2 , 2.5 in x 16 in, Fine, 120 grit, 7010369251, 2 per pack, 10 packs per case
3M 12953, Scotch-Brite Roloc Surface Conditioning Disc, SC-DR, A/O Medium, TR, 4 in, 7100007035, 100 per case
Dynabrade 11032 1/4" W x 7" L Soft Platen Pad 5-Pkg.
Dynabrade 10690 Filter/Regulator/Lubricator, FRL40, 1/2" NPTAssy.
3M 51003, Surface Protection Fabric 14 in x 50 ft, 7100223608
3M 15041, Scotch Electrical Shielding Tape 24, 1 in x 15 ft (25 mm x 4,6 m), 7000031348
Dynabrade 58058 5/8"-11 Female 5/8"-11 Male, 2" Length
3M 28713 ROLOC DISC PAD TR, HARD 4 IN 5/8-11 INTERNAL, 7010298961
3M 27700, Cubitron II Roloc Durable Edge Disc 984F, 36+, YF-weight, TR, Maroon, 1-1/2 in, Die R150S, 7000045166, 200 per case
3M 80764, Flap Wheel 747D, T83, 2-1/2 in x 1 in x 1/4 in, 60 X-weight, 7010308891, 10 per case 