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″.
Related products
Measuring/ Inspection Instruments
$619.53
Measuring/ Inspection Instruments
Insize 4120-10N, METRIC THREAD RING GAGE, NO GO, M10x1.5, 6928640341762
$53.29

Dynabrade 91537 5" Dynacut Extreme Orange Premium Film Disc, 100 Grit, Hook & Loop, Vacuum Holes, 50/Box
Insize 4120-10, METRIC THREAD RING GAGE, GO, M10x1.5, 6928640341458 