Carriage bolt
1.Grade: 4.8 -- 12.9,A2, A4
2.Size: M3-M72
3.Finish:plain, zinc plated, hot dip galvanized, dacroment
Carriage bolt 1.Grade: 4.8 -- 12.9,A2, A42.Size: M3-M723.Finish:plain, zinc plated, hot dip galvanized, dacroment4.Material:Carbon steel, stainless...