Dormer M9004 Screw Extractor M12 M14

General description The Dormer M9004 Screw Extractor is designed for the effective removal of broken right-handed bolts and screws from threaded holes without causing damage to the threads. It operates counter-clockwise and is suitable for bolt sizes ranging from M12 to M14. Technical specifications Bolt Size: M12 - M14 Drill Size for Low/Medium Tensile Screws: 5.5mm Drill Size for High Tensile Screws (+75 tons/sq.inch): 6mm Bolt Size Imperial: 7/16 - 9/16in Drill Size for Low/Medium Tensile Screws (Imperial): 7/32in Drill Size for High Tensile Screws (+75 tons/sq.inch) (Imperial): 15/64in Cutting Diameter Step: 4.37mm Cutting Diameter Second Cutting Step (DC_2): 8mm Clamping Width (WSC): 6mm Clamping Length (LSC): 8mm Overall Length (OAL): 76.7mm Net Weight: 24.7g Installation It is necessary to drill a guide hole of proper size before using the extractor.