This is a M5 Snake Eye Countersunk Bolts and nut. Bolt length is 40mm(without Head). 25mm thread. Accurate design. 3 file formats are attached.Details:Head Diameter: 8mmHead Length: 2.5mmPitch: 0.8mmThread Length: 40mmThread Size: 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