B inner unit

B inner unit used with B cone,plastic cone, to fix formwork in building construction also have D inner unit used with D cone

we are a Chinese manufacturer of construction formwork accessories and building fastener such as form tie,plastic cone,B-cone,D-cone,inner unit, D-form tie,pin,wedge,wedge pin,form tie,B-cone,D-cone,hex nut,flat tie ,wall tie,tie rod,wing nut,scaffold coupler,u-clip,hook,expansion anchor bolt,chain roller,implosion nut ,cutting wire and other non-standard fastener most of them are used in building ,channel,bridge construction to fix formworks skype: rainshuangfei

B inner unit