Knurled Magnetic Hex Driver

Simple hex-key grip to make all those Allen Keys that come with 3D printer kits/etc a lot easier to use for long periods of time. Fits up to a 3mm key. Can hold it either lengthwise for use like a regular screwdriver, or cross-wise as a T-grip for torque.

Includes four little pockets for [these magnets](https://www.apexmagnets.com/3mm-x-1mm-disc-noedymium-rare-earth-magnet) or some other 3x1mm equivalent. For an easier installation on the two in the horizontal hole, pause the print at 14mm and press them into place, then finish the print.

The gcode file included is the exact one I used for the black/orange example print and is for a Prusa i3 Mk3 **WITH MMU2 INSTALLED** loaded with PLA. It has a pause (quick and dirty M600) for magnet installation, as well as some alternating infills (50% triangle in the head, 15% 3D Honeycomb in the grip). For the color shift, It'll feed off of F3 and F5, so load your colors accordingly. Do **NOT** use this on a machine that does not have t