... ,HFH,PAN HEAD,FLAT HEAD,BUGLE HEAD ect. 2.Size:#6,#7,#8,#10,#12,#14 self drilling and self tapping screw ... C1022 or C1018Finish:zinc plated,painting,dacromat,RuspertSize:#6,#7,#8,#10,#12,#14Length:13-240mmStandard:IFI,DIN,UNIAdvantages:good quality ...