Dear Sir Madam, Standard:ISO Item Name:Roofing screw Size:M1X4-M16X150 Material:Stainless Steel,Carbon steel,Alloy steel,Aluminum,etc. Surface Treatment:Galvanization,Nickel-plated,Black oxide,Dacromet Grade:4.8,5.6,6.8,8.8,10.9,12.9 Certificate:ISO900:2008,ISO14001:2004 Advantage:OEM ODM customized Show More...
Dear Sir Madam, Standard:ISO Item Name:Roofing screw Size:M1X4-M16X150 Material:Stainless Steel,Carbon steel,Alloy steel,Aluminum,etc. Surface Treatment:Galvanization,Nickel-plated,Black oxide,Dacromet Grade:4.8,5.6,6.8,8.8,10.9,12.9 Certificate:ISO900:2008,ISO14001:2004 Advantage:OEM ODM customized service provided Standard:ISO,GB,DIN,BS,ANSI,JIS,Nonstandard Sample:Sample is free, if we have the tools available