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 4120-18N, METRIC THREAD RING GAGE, NO GO, M18x2.5, 6928640341816
$57.62
Measuring/ Inspection Instruments
Insize 4120-14, METRIC THREAD RING GAGE, GO, M14x2, 6928640341489
$62.82

3M 26137, PPS Series 2.0 Adapter, Type S41, Trapezoidal Thread - QCC, 7100135947
3M 20886, PSA Cloth Disc 348D, P100 X-weight, 5 in x NH, Die 500X, 7000148148
3M 19768, Utility Cloth Sheet 314D, 9 in x 11 in P180 J-weight, 7000000356
Standard Abrasives 707617, A/O Straight Cartridge Roll, 1/2 in x 1 in x 1/8 in 80, 7100085867
Insize 7231, SCRIBER, 6928640320071
3M 19773, Utility Cloth Sheet 314D, 9 in x 11 in P60 X-weight, 7000000360
3M 34786, 663FC, 3/4" X 90", 70u, Diamond Trizact Belts 7100063667 