Hexagon knob for Split shaft coarse, 18 teeth - 4 sizes 16/20/25/30 mm, no supports

Six flats instead of eight. Reads as a tool size and looks right next to anything held by hex screws. For the coarse split shaft with 18 teeth, 5.99 mm over the knurl. If your knob rocks on the shaft you have the fine 24-tooth type instead. ## Sizes in the download All 4 diameters, same shaft fitting: | Diameter | Height | Volume | Weight in PETG | |---|---|---|---| | 16 mm | 15.6 mm | 1.9 cm³ | 2.5 g | | 20 mm | 15.6 mm | 2.8 cm³ | 3.6 g | | 25 mm | 15.6 mm | 4.0 cm³ | 5.1 g | | 30 mm | 16.8 m…

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