The images are examples.

TESA depth extension 500 mm for IMICRO 11-20 mm
Brand: TESA TECHNOLOGY
Length: 500 mm
Art.-no. 31702110
Manufacturer article no. 00840302
EAN 7630041108576
Application
For extending the measuring depth of 3-point internal micrometers.
Execution
- For mechanical and electronic IMICRO
Notes
A suitable centring device should also be used for large measuring depths.