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We have nearly 40 years experience in producing high strength fasteners, our products be widely used in Wind Power field, Steam Turbine, High-speed Train, Petroleum and Petrochemical field, etc..
square head bolt 1) Description: square head bolt/screw
2) Standard: as per customer's require
3) Nominal size: as per customer's require
4) Surface: Zinc, HDG, DAC, Galvanized, Black, Plain
5) Grade of strength: 10.9, 8.8
6) Materials: Alloy steel 42CrMo or B7, Carbon steel
7) Packing: Cartons in a strong pallet.
8) We can produce the Non-standard fasteners according to drawings or the samples.
Square Bolt