【Long Service Life Screw Drill Extractor Ad】 - Adopt high quality GCR15 tool steel manufacturing, have a long service life【Professional Quality Stud Remover】 - This screw extractor is through strict process, surface polishing, features high hardness, high torque【Practical Damaged Screw Extractor】 - Suitable for removing all kinds of damaged head bolts, screws【Wide Application Screw Remover】 - Works on wood and metal screws as well as PH, flat, hex or painted screws【Portable Broken Screw Extractor】 - This bolt extractor can be applied to maintain home, office, etc.Features:Adopt high quality GCR15 tool steel manufacturing, have a long service life. This screw extractor set through strict process, surface polishing, features high hardness, high torque. Suitable for removing all kinds of damaged head bolts, screws. Works on wood and machine screws as well as PH, flat, hex or painted screws. Can be applied to maintain home, office, etc.Specifications:Material: SteelColor: As the