thumbscrew top for standard m4 hex screw —

Founded thumbscrew top for standard m4 hex screw models & stl files for printing
Adaptable Hex Bolt Wrench
3rDesign Works.com
T handle
Kezat
M8 SHCS screw knob KR2
AnatolyWasHere
HexVase 04
AK_Eric
BOT Spinner
B-O-T