Non-annealing, non-quenched and tempered alloy cold heading steel; suspension spring, bogie spring steel and automotive cold heading steel fine wire, spring steel bright steel bar, etc.

Grade 4.8, 6.8, 8.8, 10.9 hexagon bolt, nut, guardrail bolt and shear bolt; specification: M6-M20

Multi-Station cold forging Machine, Tapping Machine

Zhongzhi fastener manufacturing professional edition is suitable for all kinds of fasteners, stamping, machining enterprises one-stop solution.

Impact Resistance Cemented,Metro shield alloy tooth

formed free stop fine stretch machine,straight line type wire drawing machine,inverted slip type wire drawing machine,free and stop up machine,atuomatic disk to send ray machine

ANSI B 18.2.1 ANSI B18.2.2 GB82-863 GB82-882

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Shanghai Afastener Exhibition Co., Ltd.
Tel:+86 (0)20 8985 1867
E-mail: Info@afastener.com