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 4120-18, METRIC THREAD RING GAGE, GO, M18x2.5, 6928640341502
$70.70
Measuring/ Inspection Instruments
Insize 4120-2, METRIC THREAD RING GAGE, GO, M2x0.4, 6928640341342
$72.96
Measuring/ Inspection Instruments
Insize 4120-14, METRIC THREAD RING GAGE, GO, M14x2, 6928640341489
$62.82

Dynabrade 07149 Exhaust Clamp
Dynabrade 11232 Contact Arm Ass'y, 1" Dia. x 3/8" W, Tapered Rubber Wheel, with no Platen
Dynabrade 64863 Variable Speed Versatility Grinder, Slack-Action, 3 hp, 460 V (AC), 3 Phase, 50/60 Hz, 2,000-8,000 SFPM, 1/4"-2" W x 72" L (6-51 mm x 122 cm) Belts
Dynabrade 02652 Ball
Dynabrade 55223 Rotor Spacer
Dynabrade 93247 8" Dia. x 1/2" Center Hole, 180 Grit, A/O, Arbor-Mount Sanding Star 