Hex bit holder - metric

Remove hex holder holder built in support after printing. No additional supports needed for this part.
Remove hex bit pin midpoint support after printing.

This was designed for Hercules metric hex bits (sku 58268).

BOM
M2 x L3 x D3.2 thread insert
M2 x 30 SHCS
0.4 x 5 x 30mm compression spring