screw and fixer for contact the roof tile and steel structure more strongly
(1) material: Fixer: coating+ iron Screw: iron+ color zine polish
(2)size: Fixer: 30X95mm Screw: 5.5 X 50mm
screw and fixer for contact the roof tile and steel structure more strongly
(1) material: Fixer: coating+ iron Screw: iron+ color zine polish
(2)size: Fixer: 30X95mm Screw: 5.5 X 50mm