Helical Extruder Gear Boxes are fabricated using cast iron or casing with case hardened and profile ground gears and pinions. These Gear Boxes are available with hardened and profile ground gears that facilitate ease of operation. These Gear Boxes are available in a double stage version and in 5:1, 10:1, 15:1 ratio. Helical Extruder Gear Boxes can be availed in varied range of specifications to cater to individual requirement.