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
Insize 4120-11N, METRIC THREAD RING GAGE, NO GO, M11x1.5, 6928640341779
$54.53
Measuring/ Inspection Instruments
Insize 4120-14, METRIC THREAD RING GAGE, GO, M14x2, 6928640341489
$63.67
Measuring/ Inspection Instruments
Insize 4120-14N, METRIC THREAD RING GAGE, NO GO, M14x2, 6928640341793
$52.81
Measuring/ Inspection Instruments
Insize 4120-12, METRIC THREAD RING GAGE, GO, M12x1.75, 6928640341472
$56.72

Insize 4808, WIRE GAGE, 0-36(.3249~.0050"), 6928640330155
3M 87105, Cubitron II Stikit Film Disc 775L, 220+, 6 in x NH, Linered w/Tab, Die 600Z, 7100075221, 250 per case
3M 85492, Scotch Foil Tape 3311-10A, 2.0 in x 10 yd (50.8 mm x 9,1 m), 7010383663
3M 69602, Cloth Belt 777F, 60 YF-weight, 1 in x 11 in, Sine-lok, Full-flex, 7010295223, 500 per case 