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Item: Guardrail bolt
Standard: DIN603 ANSI ISO8677 bs GB
Size: M12-M42
Material: carbon steel
Surface: Black, Zinc Cr+3, Yellow Zinc Cr+6, H. D. G., Dacromet, etc.
Packing: Bulk, box packing, polybag
Diameter: 5mm--20mm 1/4"--3/4"
Length: 15mm--300mm 1/2"--12"
Thread: Mm unc unf bsw
Grade: 4.8 5.8 6.8 8.8
Finish: Plain zinc black nickel chrome h. D. G.
HS Code: 7318150000
guardrail nut
