Stainless steel hexagon socket head bolt with collar. Perfect for screwing engine covers, fairings, etc .....
Dimensions:
- thread: M4
- flange diameter: 9 mm
- thread length: 20 mm
- working part length: 20 mm (full thread)
- overall length: 22.5 mm
- packaging: 10 pcs.
A2 steel provides long-term protection against corrosion:
- in an industrial atmosphere for 25 years
- in the marine environment for about 50 years