... and engery >Easy to learn to operate steel bar tying, automatic rebar tier,rebar tying machineConstruction tools: 1,lightweight and compact body 2 ... ,brushless twisting 6,one hand operation Model No.: XDL-220Max tying diameter: 21mmTime of making a knot: 0.8 secondsVoltage: ... over 1,700 tiesLength of wire for tying: 380mm/2 turns, 510mm/3 turnsDimension(L)X(W)X(H): 268mmX100mmX296mm rebar tying machine