threading couplers for concrete buildings bar size D:16-40mm

Rebar coupler, named Rebar connector also, is used in connecting two rebars. It makes threads on two ends of each rebar to enable couplers to be fixed well.
Advantages:
Easy Fixing
Saves time and labour
Save unwanted steel consumption
Reduce Wastage
Size
Bar Dia : 16 mm to 40 mm
Threaded Angle : 75 / 60
Material: 45# solid carbon steel bar
Details:
Ø16 Out Diameter: 24mm, Length: 40mm, Thread pitch:2.5mm, Weight: 0.09kg/pc
Ø18 Out Diameter: 27mm, Length: 45mm, Thread pitch:2.5mm, Weight: 0.11kg/pc
Ø20 Out Diameter: 31mm, Length: 50mm, Thread pitch:2.5mm, Weight: 0.15kg/pc
Ø22 Out Diameter: 33mm, Length: 55mm, Thread pitch:2.5mm, Weight: 0.18kg/pc
Ø25 Out Diameter: 37mm, Length: 60mm, Thread pitch:3.0mm, Weight: 0.27kg/pc
Ø28 Out Diameter: 41mm, Length: 67mm, Thread pitch:3.0mm, Weight: 0.42kg/pc
Ø32 Out Diameter: 47mm, Length: 75mm, Thread pitch:3.0mm, Weight: 0.53kg/pc
Ø36 Out Diameter: 53mm, Length: 85mm, Thread pitch:3.5mm, Weight: 0.92kg/pc
Ø40 Out Diameter: 60mm, Length: 90mm, Thread pitch:3.5mm, Weight: 1.24kg/pc