- Bolts Type and Size: UNC threads and it is combination of half thread bolts and full thread bolts; Includes 1/4-20 x1/2" to 1-1/2", 5/16-18 x 3/4" to 2", 3/8-16 x 3/4" to 2", totally 15 most popular sizes. Meet your different daily projects needing.
- Premium Grade 8 Alloy Steel: bolt kits are made of high quality materials grade 8 alloy steel, with excellent anti-rust and corrosion resistance property, can be used in extreme environments.
- Convenient Combination Kit: 2 Kinds of Washers Highly Compatible with Bolts, washers designed to spread the load of screw fastening and prevent loosening in industrial, shop, automotive and home appliancesl; nuts and bolts are the