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″.

Insize 0131-A120, LIGHT METER, 0.01~19.99FC, 0.1~199.9FC, 1~1999FC, 10~19990FC, 0.1~199.9Lux, 1~1999Lux, 10~19990Lux, 100~199900Lux, 6974029776557
3M 55694, Stikit Film Disc w/Tab 375L, P180, 5 in x NH, Die 500X, 7100106554, 250 per case
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330
3M 27551, EMI Copper Foil Shielding Tape 1181, 1/2 in x 18 yd (12.70 mm x 16.5m), 7000132182
Dynabrade 94993 1/4" Male Composite-Style Coupler with 1/4" Female Plug Assembly
3M 26130, PPS Series 2.0 Adapter, Type S35, 16 mm Female, 1.5 mm
Thread Stretched, 7100135926
3M 27468, EMI Copper Foil Shielding Tape 1181, 1 in x 18 yd (25,40 mm x 16,5 m), 7000132169
3M 01875, Charge-Collection Solar Tape 3011, 2 mm x 1200 m, 7010312686
3M 26022, PPS Series 2.0 Adapter, Type S12, 10 mm Male, 1.0 mm Thread, 7100135943
3M 15041, Scotch Electrical Shielding Tape 24, 1 in x 15 ft (25 mm x 4,6 m), 7000031348 