A8 inductive sensor mount middle 12mm

This sensor mount uses the space between X carriage and X rails. In this way the sensor is as close to the hot end as possible giving very repeatable measurements.

It may collide with your cooling nozzle.

The space will fit 12mm sensor but not 18mm sensor.

Hole diameter in project is set to 12mm, but my printer prints it a bit smaller, so 11.8mm sensor screws very well. You can't use nuts there, no space.

Configuration.h for marlin:
`#define X_PROBE_OFFSET_FROM_EXTRUDER -20`
`#defi