... known as flat tie used with pin and wedge to fix formwork in building construction ... of construction formwork accessories and building fastener such as form tie,plastic cone,B-cone,D-cone,inner unit, D- ... -cone,D-cone,hex nut,flat tie ,wall tie,tie rod,wing nut,scaffold coupler,u-clip,hook,expansion anchor bolt,chain roller, ... in building ,channel,bridge construction to fix formworks flat tie wall tie