Name Sunken head self drilling screws Place of Origin Handan, Hebei, China Attribute Information Size M8--M14 or non-standard as request& design Length According to your request Material C1022A surface: zinc plated,hdg,black. Samples Free to supply for customers OEM offered Trading Information Shipment Port Tianjin Supply Ability 1000Ton per Month Mini Order 1Ton Payment Terms L/C or T/T (30% in advance and 70% against the copy of BL) , Western Union Packing 25Kgs Bags or Small box with/without pallet Delivery Within 20 days after deposit/ according to your quantity SAMPLES FREE