This is a M3 Hex Nut. Nut length is 6.35mm. Accurate design. 4 file formats are attached. 3d editable iges file format attached. Details: Thread Pitch: 0.5mm Height: 2.4mm Width: 5.5mm Thread Dia: M3 (3mm)
Custom size and design possible, you have to contact with me. If you want other file formats please contact with me.
Thanks, Mahbub