... 14) 4.Points:PT.1-PT.5 5.Surface:Dakromet1.Standard :EN ISO 15480(DIN7504)2.Length:13mm-280mm1/2~ ... ScrewsDIN7504K,SAE J78,ISO15480.ISO15481,ISO15482,ISO15483,Painted Head Self Drilling and Tapping Roofing ScrewsDIN7504K,SAE J78,ISO15480,ISO15481,ISO15482, ... ,SAE J78,ISO15480.ISO15481,ISO15482,ISO15483,Nylon Head Self Drilling and Tapping Roofing ScrewsDIN7504K,SAE J78,ISO15480.ISO15481,ISO15482, ...