Drive:Combination,philips,pozi,slotted Thread:Coarse,FineWing Teks Head:Pan,Countersunk,Wafer,Hex washer,Pan framing,Bugle 1.Product Name:Pan head self drilling screw2.Material:C1022A3.Diameter:M3.5(#6)/M3.9(#7)/M4.2(#8)/M5.5(#12)/M6.3(#14)4.Length:From 19mm(3/4inch) to 254mm(10inches)5.Brand Name:HUAZHEN6.Finishment:Yellow/Bule Zinc plated/Nickel Plated/Others7.Package:bulk,25kg/ctn or 1kg/bag+ ...