This is a M24 Hex Nut. Nut length is 42mm. Accurate design. 4 file formats are attached. 3d editable iges file format attached. Details: Thread Pitch: 3.5mm Height: 19mm Width: 36mm Thread Dia: M24 (24mm)
Custom size and design possible, you have to contact with me. If you want other file formats please contact with me.
Thanks, Mahbub