Dzg-40 rebar parallel thread rolling machine Dzg-40 processes parallel threads for rebar mechanical connection in bridge & reinforcement cage, can process hrb335, hrb400, hrb500 rolled ribbed with diameter 16--40mm.The max thread length is 120mm. Features 1 specially designed for bridge & reinforcement cage construction, etc; complete processing reinforced bar without rib-peeling; 2 the strength of threaded end is higher than its parent metal; Completing processing steel thread one-time with thread plump & smooth; 3 rebar simply feed and automatic carriage return after rolling, 600-900 heads per day; 4 shortening construction period. High processing speed and production efficiency. 5 easy and convenient operation; no pollution; no more material waste; no restriction of the weather. 6 reasonable structure, reliable performance. 7 fast installation, no need for skilled technicians. Technical parameters Model:dzg-40 Rebar diameter:16-40mm Motor power:4kw 8a Voltage:3-380v 50hz Thread angle:75¡ã, customized Thread pitch:2.0-3.5mm Spindle speed:48-82 r/min Max thread length: 120mm Dimension:1*0.7*0.9m Net weight:400kg Certification:iso9001-2008 Wooden case, iron frame