Blue White Carbon Steel Hexagonal Self-tapping Screw With EPDM Washer Hex Self-drilling Screws Roof Screws
●Material: Carbon Steel
●Surface Treatment: Galvanized, Black Oxide, Hot Dip Galvanizing, Dacromet,Ruspert
●Size: 6#,7#,8#,10#,12#,14# / ST3.5, ST3.9, ST4.2, ST4.8, ST5.5, ST6.3
●Length: 13-125MM
●Standard: DIN,ANSI,BSW,JIS,GB