Rigonno Science & Technology Corporation are professional manufacturer rebar cutter, bender, tier and all kinds of spool wire. The rebar tiers have two models, RNT-40, the bar diameter is 8mm to 40mm. RNT-65, the bar diameter is 8mm to 65mm. It is a good tool for construction workers. The machine widely used to construct building, bridge, roads and so on. It can enhance work efficiency by 4 to5 times.