... ISO 15480 (DIN7504-K) 2) Length:13mm ~ 240m DIN 7504 Hexagon Self Drilling Screw with EPDM washer 1) Standard: EN ISO 15480 ... , Flash drill ,SDS #5 point, cut thread ,Sandwich Panel Self Drilling Screw, C-1022 Steel, Case Hardened, Double Thread, CSD ... manufactures various series of self drilling and tapping screws with monthly production 1000 ton. Pictures: DIN 7504 Hexagon Self Drilling Screw with ...