For constructions that is large and requires a lot of time, you can go for Lock Shear Bolt Coupler. It is here to save time and labor. It is easy to attach, and the design is such that on-site it can be used without a lot of effort. And you get all of this without compromising the rebar alignment. 

Hebei Yida United Machinery Co., Ltd., a top level and professional manufacturer in China, produces rebar couplers and upsetting machines, parallel thread cutting machines, thread rolling machines and tapered thread cutting machines, cold extrusion machines, rebar hydraulic clamping machines, cutting tools, rollers and anchor plates since 1992.

Obtained ISO 9001:2008 strict quality control system certification and obtained CARES quality management system certification of BS EN ISO 9001 in the UK. The annual production capacity of couplers has jumped from 120,000 pieces to 15 million pieces.

Excellent performance in many major national projects such as Karachi Nuclear Power Plant in Pakistan, Guinea Hydropower Station, Hong Kong-Macao-Zhuhai Longest Cross-sea Bridge, and Subré Hydropower Station in Cote d'Ivoire.