Fine adjustment precision magnetic base

What is for sale: Fine adjustment precision magnetic base

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Magnetic Base Indicator Holder
Magnetic Base Indicator Holder
* Magnetic base indicator holder with fine adjustment
* Permanent magnet has an 40 kg (88 lb) holding force
* On/off switch makes it easy to position
* V-groove base allows you to mount it on cylindrical surfaces
This magnetic base indicator holder has a fine adjustment feature.
The on/off switch makes it easy to position. The V-groove base allows you to mount it on cylindrical surfaces. The permanent magnet has an 40 kg (88 lb) holding force.