... transmission, compounding, pressure-forming, etc.made of high tool speed W6Mo5Cr4V2, or anti-corrosion steel 38CrMoAlA by ... EXTRUDER) 1) WENGERX-185HEAD , SLEEVE , SCREW , SHEARLOCKMAIN SHAFT , BEARING COVELX-175SLEEVE , SCREW , SHEARLOCKX-165HEAD , SLEEVE , SCREW , SHEARLOCKMAIN ... , LINKSOTHER WENGERP/C-10HEAD , SLEEVE , SCREW , SHEARLOCK High quality and Standard Twin Screw Extruder Screw Element