Hanson 52202 Screw Ext Multi Spline 5/32, for Tap Die Extraction,Irwin,52202" /> Screw extractor set is designed to remove broken studs, bolts, socket screws and fittings Screw extractors are ideal for high-torque applications Each IRWIN screw extractor has an aggressive left-hand spiral design for extra gripping power 5/32-inch recommended drill bit diameter 1/2" hex head and 1/4" bolt diameter