Dbg-40b rebar parallel thread rolling machine Dbg-40b is designed for processing parallel threads for rebar mechanical connection, can process hrb335, hrb400, hrb500 reinforced bar with diameter 16--40mm. The max thread length is 80mm. Features 1 completing processing steel thread one-time with thread plump & smooth; 2 both right-handed threads &left-handed threads could be processed; 3 three points and one line, high concentricity and strong stability; 4 rebar simply feed and automatic carriage return after rolling; 5 shortening construction period. High processing speed and production efficiency. 6 easy and convenient operation; no pollution; no more material waste; no restriction of the weather. 7 reasonable structure, reliable performance. 8 fast installation, no need for skilled technicians. 9 processed thread is more precise£¬with small conical degree and surface is more smooth. 10 600-900 heads per day. Technical parameters Model:dbg-40b 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: 80mm Dimension:1*0.7*0.9m Net weight:400kg Certification:iso9001-2008 Wooden case, iron frame