Rebar rib-peeling and threading machine To make thread on bar end. Bar dia is from 14mm to 40mm. ... : 300mm Rebar rib-peeling and threading machine1) Brief introductionFunction : for rolling thread on rebar end.Bar diameter : 12,14,16,18,20 ... technique , Easy to maintain.5) Vulnerable partsRoller : for rolling thread on rebar end.1# roller , for 14mm-22mm rebar , pitch is 2.5mm ...