Product Name: Roofing Screw/ Tek Screw/ Self Drilling Screw Fastener/Screw Model NO.: #6 #8 #10 #12 #14 5/16 Customized: Non-Customized Performance: A2 A2-70 A2-80 A4 A4-70 A4-80 4.8 6.8 8.8 10.9 Certification: ISO, RoHS Surface Finishing: Plain Material: Stainless Steel #12-14*1": #12-24*1" Washer: EPDM Washer PVC Washer Head Type: Hex Flange Head Heat Treatment: DIN7970 Head: Hex Head Driver: Philips Head Driver: Pozi Head Bit: Torx Bit: Slot Hex Sleeve: 65mm Transport Package: Box in Carton, Bulk in Carton/ as Required Specification: DIN, ANSI, GB #6 #8 #10 #12 #14, ISO Origin: China HS Code: 7318140000 Product Description Beyond screw inception in 2004, has a complete range of processing equipment and production lines,Beyond has 12 years of professional production experience and technology to provide the best service and qualityQuality products, the company has been the Beyond ideas and spirit.Professional manufacturing: self drilling screw, self tapping screw, special screw, machine screw, all kinds of hardware manufacturing,Whether you are an industrial manufacturer, OEM or wholesale distributor,professional contractor supplier, orretail operation, we understand your needs and have the experience and capability of consistently meeting them.Welcome to order or visit with samples or drawing.Self drilling screwsStandard: IFI,DIN,JIS,GB,Special DesignSize Range: M1.4-M8(0#-14# &M8)Length Range: 6mm-300mmMaterial: Carbon steel and stainless steel A2 A4 & SS410 FLATPANHWHHWFBUGLEWAFERPAN WASHEROVALTRUSSROUNDDRIVEPHILLIPSSQUAREPOZISQUARE+PHILTORXSLOTTEDPHIL+SLOTTEDOTHERPOINT TYPETEK#1TEK#2TEK#3TEK#4TEK#5TYPE 17THREAD TYPETYPE-ABSB TYPECSB TYPEHI-LOWMACHINEDOUBLEOTHER10#-12 THD6#-20 THD8#-32 THD12#-11 THD7#-19 THD10#-24 THD14#-10 THD8#-18 THD12#-24 THD10#-16 THD14#-20 THDPLATINGPLAINZINC PLATEDCOLOR ZINC PLATEDBLUE ZINC PLATEDBLACK PHOSPHATEGRAY PHOSPHATEBLACK ZINC PLATEDWHITE ZINC PLATEDBLACK OXIDEDECROTIZEORUSPERTXYLANNICKELBRonZESPRAY PAINTOTHERSERRATION UNDER HEADW / O WASHERW / BonDED WASHERW / PVC WASHERW / STEEL EPDMW/RUBBER WASHERW / HEAD MARKW / WINGOTHER