simple heatbed knob for m3 nut and screw —

Founded simple heatbed knob for m3 nut and screw models & stl files for printing
screw sizer
firegiy1
Heatbed Knob
Sponge
knob for m10 and 516 nut
Eduardo Quintanilla
Screw Gauge for M3  M4
bitsplusatoms