Square Head Bolt

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1.Name	Square Head Bolt
2.Standard	DIN 21346 GOST 21249 GB/T 35 JIS B 1182 ASME B 18.2.1 (according to your order),etc.
3.Material	Carbon steel (Q195, Q235, 10B21, 35K, 45#, 40Cr, 35CrMo, 42CrMo, B7,), Stainless steel (SS201, SS304, SS316)
4.Grade	4.8, 6.8, 8.8, 10.9, 12.9, A2, A4
5.Finish	Zinc Plated, Black, HDG, Plain, Dacromet
6.Size	M6-M36
7.Supply Abiltity	500 Tons per Month;
8.Brand	Sino-Fasten or OEM
9.Packing	By carton, then by pallet
10.Delivery	25-30days(Our delivery time should be according to your order);