●Company philosophy is win-win cooperation and develop together with all concerns.●Professional service spirit and customer oriented market principle.●Mature products and perfect after-sell service which proved by the market with many years experience.
EMT set screw steel coupling is used to bond unthreaded EMT conduit with EMT conduit. Its heavy gauge steel construction maintains mechanical protection and its set screw construction provides tight connection. In addition, it is pure steel and zinc plate
Steel Casingis mainly used for the first drilling, drilling soft ground to the bedrock, in order to seal this part of the formation without collapsing, it needs to use surface casing to seal.