Dormer M9005 Screw Extractor M14 M20

General description The Dormer M9005 Screw Extractor M14-M20 is designed to efficiently 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: M14 - M20 Drill Size for Low/Medium Tensile Screws: 7.2mm Drill Size for High Tensile Screws (+75 tons/sq.inch): 8mm Bolt Size Imperial: 9/16 - 3/4in Drill Size for Low/Medium Tensile Screws (Imperial): 9/32in Drill Size for High Tensile Screws (+75 tons/sq.inch) (Imperial): 5/16in Cutting Diameter Step: 6.35mm Cutting Diameter Second Cutting Step (DC_2): 11.1mm Clamping Width (WSC): 8.3mm Clamping Length (LSC): 11.5mm Overall Length (OAL): 86.1mm Net Weight: 50g Installation It is necessary to drill a guide hole of proper size before using the extractor.