Gold Member Since 2016
Audited Supplier

Ningbo Strong Bolt Trade Co., Ltd.

Hex Lag Screw, Machine Screw, Hex Socket Cap Screw manufacturer / supplier in China, offering Hex Bolt Gr. 10.9 with Yzp, Stud Bolt ASTM A320 Gr. L7/L7m, DIN931 -8.8 Hex Bolt with Zinc and so on.

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Warehouse

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Packing Room
Packing Room

Testing Room

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Rochwell Hardness Tester
Tensile Strength Test Machine For Diamter Bigger than M12

Bulletin Board

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Cold Forge is for smaller sizes products
Hot Forming is for big sizes products

Certificates

My Video

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DIN933 Gr.10.9 Hex Bolt With YZP Baked
DIN933 Gr.10.9 Hex Bolt With YZP Baked
Allen Key
Allen Key production