Product introduction:High quality Torque wrench for rebar couplers, we also call it force wrench. We provide normal quality force wrench and also the best quality force wrench. This torque wrench is used for checking the force for the rebar threads and coupler threads connection. For different size of the couplers splicing it has different force value for testing the connection, we will use the normal wrench to connecting the rebar and couplers and then use the torque wrench to test it and when it has a click sound that means the rebar connection has meet the requirement of the connecting force.Product details:Name:Torque Wrench   for Rebar CouplerUsed for Coupler:16mm/18mm/20mm/25mm/28mm/32mm/36mm/40mmWrench Length:750mmNet Weight:4.0KG-4.5KGProduction time:Having enough stocksShipping Port:Xingang,Tianjin Port,  Shanghai   Port, China.Payment Terms:TT / LCTechnical Specifications1. Model: SF-022. Torque Range:Rebar Diameter(mm))￠16￠18￠20￠22￠25￠28￠32￠36￠40Required Torque value(N.M)1002002002602603203203603603. TEST STANDARD: According to the China Standard of JJG707-904. Torque Value Difference: ≤±0.5%5. Torque Value setting range: 80N.M~400N.M6. Torque Wrench arm Length: 600mm7. Torque Wrench Weight: 3.5 Kg.8. Raw Material: C45 Steel9. Hardness for Wrench Mouth: 47~53HB   Hardness for Handle: 16~28HB