This is a M5 x 12mm Flanged Hex Bolt and nut. Bolt length is 40mm(without Head). All the way threaded. Accurate design. 3 file formats are attached.Details:Flange Diameter (D): 11.8mmFully Threaded: YesHead Length (H): 5.4mmHexagon Width A/F (J): 8mmLength (L): 40mmPitch: 0.8mmThread Size (T): M5 (5mm)

Custom size and design possible, you have to contact with me. If you want other file formats please contact with me,

Thanks, Mahbub