Description Brand DD Fasteners Standard DIN7504P/GB15856.2 Specification CSK Head Self-drilling Screw Head Reces Phllips FOB Price $ 0.01~$ 0.08/piece Payment Terms T/T Material Carbon Steel/ Stainless steel 304/410 Surface Treatment Znic Plated / Yellow Zinc/Magin/Ruspert/E-coating Diameter 3.9/4.2/4.8 Lenth 13-100mm Supply ability Supply ability 5000tons/ per month OEM Service Yes Min.Order Quantity 1Ton/ Tons Ppackaging& Delivery Packaging Details Bags/ Boxes / pallet Port Tianjin / Yiwu/ Shanghai Port