upsetting end rebar coupler

1) High splice strength, which could exert the ultimate tensile and compression strength of rebar, it could satisfy the requirements stipulated in the Chinese standard JGJ107,ISO9000:2000 and other requirements in the relevant standards home and abroad.2) Simple operation,fast splicing; 3) Several types of splices, which could be suitable for rebar splicing when the rebar cage, or the winding rebar is used; 4) High production efficiency, it only takes less than 1 minute to upset and thread one thread on the site; 5) High adaptability, the splicing could be conducted when the power is off, or under water, or at super high position, or in windy, rainy and snowy weathers. 6) Environment-friendly, material-effective and economic. Customer special demand is available.