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 86805, Cubitron II Stikit Film Disc 775L, 120+, 6 in x NH, Linered w/Tab, Die 600Z, 7100045867, 250 per case
Dynabrade 14000 Dynafile Abrasive Belt Tool
3M 37038, Adhesive Transfer Tape 9672LE, Clear, 27 in x 180 yd, 5 mil, 7000048664
Insize 6144, ACCESSORY SET FOR DIGITAL CALIPERS, 6928640380839 