... ,22,25,28,32,36,40,502) Working principleFirstly : peel rebar rib by cutting blade.Secondly : rolling thread on rebar end.3 ... -50Bar diameter14,16,18,20,22,25,28,32,36,40 (mm)12mm-50mmMax threading length65mm 100mm200mm300mm110mmThread pitch2.5mm,3.0mm ... technique , Easy to maintain.5) Vulnerable partsRoller : for rolling thread on rebar end.1# roller , for 14mm-22mm rebar , pitch is 2 ...