bolts with special chrome surface , very high surface hardness (HRV> 1350), unique Regina technology.
- Data
- graduation p/inch: 1/2,
- inner width w/inch: 5/16,
- roll diameter r/mm: 8,51,
- plate thickness t / mm: 2,0,
- plate thickness s / mm: 1,8,
- stud l / mm: 18,95,
- Weight kg / 100 links: 1,00,
- break load Newton: 23.000.