Hexagon knob for Round shaft 8.0 mm - 4 sizes 20/25/30/36 mm, no supports

Six flats instead of eight. Reads as a tool size and looks right next to anything held by hex screws. For plain 8 mm shafts, held by an M4 grub screw. ## Sizes in the download All 4 diameters, same shaft fitting: | Diameter | Height | Volume | Weight in PETG | |---|---|---|---| | 20 mm | 19.6 mm | 3.0 cm³ | 3.8 g | | 25 mm | 19.6 mm | 4.8 cm³ | 6.1 g | | 30 mm | 19.6 mm | 6.4 cm³ | 8.2 g | | 36 mm | 20.2 mm | 7.2 cm³ | 9.1 g | Bore measured on the finished solid: 8.20 × 8.20 mm. ## The fitting…

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