Low insertion force hex bit holder

Hex shank power bit holder with latching mechanism. Suitable only for bits with an indentation.
Should work printed with an 0.3-0.5mm nozzles when the default model parameters.
Bit shank diameters vary depending on the manufacturer therefore bit should be stored in its own pocket in the holder.
It is good to set the 'hole_diam' parameter for each your bit sets.
Will work with harder filaments like PLA, PETG.

Version 2 has a greater holding force.