Z-axis hall-effect endstop mount for 10mm rod on CL-260 3D printer

Part set for replacing the original mechanical Z-axis end stop on CL-260 and others with a cheap hall sensor like:

http://www.ebay.de/itm/172060926371
or
https://www.raspduino.de/shop-right/module/modul-sensoren/induktiv/hallsensor-modul-magnet-einstellbar-detail.html

This sensor has analog and digital (this is what we need!) outputs and a precision rotary potentiometer for adjustment, that might be changed to a larger remote one.

Additional parts:

- M3x25 screw
- M3 nut & washer