Description Name Anti-Corrosion Hex Head Self Drilling Screw Brand DD Fasteners Standard DIN/ GB/ ANSI/ BS FOB Price $ 0.01~$ 0.08/piece Payment Terms T/T Material Steel/Carbon Steel Finish Znic Plated / Blue white zinc Lenth 13mm~350mm Supply ability Supply ability 5000tons/ per month OEM Service Yes Min.Order Quantity 1Ton/ Tons Ppackaging& Delivery Packaging Details Bags/ Boxes / pallet  Port Tianjin /Qingdao