Knob with set screw
thingiverse
Knob for 5 mm shaft of stepper motor, e.g. very popular Nema17. Designed to easily grab with 3 fingers. It has hole for M3 5-6 mm bolt to optionally secure grip on the shaft as it may wore up over time and start slipping. Updates: - 2020/09/17: added smaller version v1.2 of diameter 40 mm, v1.1 has 45 mm and fingers may sometimes collide with nearby elements e.g. Z-axis rod. Print settings: - Filament: PETG, ABS (don't use PLA, it will deform over time) - Layer Height: 0.2-0.3 - Line Width: **0.45** - Wall Line Count: 3 - Top/Bottom Layers: 3 - Infill: 20% - Cooling: 50% Check out my other designs: https://www.thingiverse.com/DaVinci2000/designs
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