MITUTOYO INSIDE MICROMETER 137-203, 50-500 mm

Extension Tube Inside Micrometer

Mitutoyo Code No.137-203

Range: 50 - 500 mm

Graduation: 0.01 mm

Stroke: 13 mm

Extension Tubes: 13, 25, 50 (2 pcs),100,200 mm

Main Unit: 50 – 63 mm

Spindle Feed Error: ±3 μm 

SERIES 137 – Extension Tube Inside Micrometer

• Wide range of inside measurements possible by combining extension tubes with the micrometer head.

• The sleeve is rotated to adjust the index line position when setting to a length standard.