Dormer M9008 Screw Extractor M42 M45

General description The Dormer M9008 Screw Extractor is designed to effectively remove broken right-handed bolts and screws from threaded holes without causing damage to the threads. This tool operates counter-clockwise and is suitable for various bolt sizes. Technical specifications Bolt Size: M42 - M45 Drill Size for Low/Medium Tensile Screws: 20.5mm Drill Size for High Tensile Screws (+75 tons/sq.inch): 21.5mm Bolt Size Imperial: 1.3/8 - 1.3/4in Drill Size for Low/Medium Tensile Screws: 13/16in Drill Size for High Tensile Screws (+75 tons/sq.inch): 27/32in Cutting Diameter Step: 18.65mm Cutting Diameter Second Cutting Step (DC_2): 25.1mm Clamping Width (WSC): 19.8mm Clamping Length (LSC): 19.4mm Overall Length (OAL): 114.3mm Net Weight: 360g Installation It is necessary to drill a guide hole of proper size before using the extractor.