Black Coated Hex Head Bolt, A193 B7, 5/16 to 4 Inch, 30 to 1000 mm

Name: Black Coated Hex Head Bolt
Standard: ASTM
Material: A193 B7
Size: 5/16 to 4 inch
Length: 30 to 1000 mm
Thread: 8 UN
Grade: 10.9
Application: Oil Pipeline, Machinery, Chemical Industry, Building

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