1name Building clamp,Build clamp,F-clamp 2 material Carbon stee 3 OD size 60cm,70cm,80cm,100cm,120cm,150cm Product Detailed :Material: Carbon steel Type: Scaffolding Parts Structure : F ClampSurface treatment: Plating or spray paint Scaffolding Part Type: Scaffolding ClampProduct Size: 60cm,70cm,80cm,100cm,120cm,150cm This product is build houses with a rapid construction fixture, workers, easy ...