Technical Drawing Compass

It's a rather simple circle. Built for technical drawing and drafting. It can accommodate pens with a diameter of up to 12 mm. Additional Parts needed:2x 8mm Diameter Aluminium rod1x M4*30mm screw1x M4*20mm screw3x M4 Nuts1x 8mm (Diameter)*16mm Compressed Spring1x Pointed Needle 2mm diameterFilament used:TPU (for Einschub, needs to be printed twice)PLAAssembly:press the rods into the middle partslide the pen holder on the rodsattach the end caplay the TPU parts intowith a M4-Nut; screw the disk onto the M4*30mm screwwith the spring, screw the clamper onto the pen holderget the small pen clamp, with the M4*20mm Screw and a M4 Nut, lay them into the pen holderPress fit the pointed needle into the middle part