Detachable (manual) magnetic probe for Kossel Mini with E3D v6 hotend. Using two extremely strong magnets from CD-ROM head. Probe microswitch is very close to hotend nozzle. Very useful for manual calibration of 3D-printer. Probe is removed before print to reduce weight of print head.
OpenSCAD file included. Can be used with Kossel Mini OpenSCAD sources from github to render complete effector + hotend + probe picture.