Drywall screw 1.We can produce all kinds of screws 2. ... 3.Manufacture workshop 4.Best price.Good quality. High quality drywall screw :1.Product name:Screw2.Standard:DIN,ANSI3.Size:M5 ... ,nickel,H.D.G,brass plating,silver plating8.Certifications:ISO 9001:20009.Minimum order:10,000pcs10.Packing:As required11.Delivery lead ... From 13mm(1/2inches) to 254mm(10inches) C1022 High quality drywall screw