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Double lead bolt
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Double lead bolt

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Description

Standard: GB/T , GB/T 901, GB/T 897-1988, GB-T 953-1988, GB/T 899-1988, GB/T 900-1988or according to the drawings customer requires.
Specification: Diameter M16-M64, 1/4?-1/2? Length is no limited
Grade: 4.6, 5.6, 6.8, 8.8, 10.9, 12.9, SAE J429, ASTM A307, ASTM
Finish: Black, Zinc yellow plated, Zinc white plated, HDG, Decrement

bolt, fastener,

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Zhongbo Railway Fastening Co.,Ltd

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Address: Changshu,Jiangsu,China.,
Changshu, Jiangsu
China, 215500

Tel: 0086-512-52863561
Fax: 0086-512-52863559

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