bolt

we manufacture B-form tie with different longth and different thread ,swivel,fixed double and single scaffold coupler with different angles to fitting scaffolding and pipe .we also manufacture other construction formwork accessories such as pin,wedge ,wedge bolt ,wall tie,thread rod,B-form tie/bolt,B-nut,D-cone ,expansion anchor bolt ,implosion nut,wing nut,U-clip,hook,washer and other non-standard fastener most of them are used in building ,bridge,railway construction to fix formwork