This is a M6 Hex Nut. Nut length is 12mm. Accurate design. 4 file formats are attached. 3d editable iges file format attached. Details: Thread Pitch: 1mm Height: 5mm Width: 10mm Thread Dia: M6 (6mm)
Custom size and design possible, you have to contact with me. If you want other file formats please contact with me.
Thanks, Mahbub