Product Name: High Strength Black Hexagon Nuts
Material: Carbon Steel
Color: Black
Standard: IN
Grade: 4.8 6.8 8.8 10.9 12.9
Surface treatment:Black Oxide
Size: M 2 – M 64
Used: Building Industry Machinery
Product Name: High Strength Black Hexagon Nuts
Material: Carbon Steel
Color: Black
Standard: IN
Grade: 4.8 6.8 8.8 10.9 12.9
Surface treatment:Black Oxide
Size: M 2 – M 64
Used: Building Industry Machinery