Still worrying about damaged screws?The screw extractor is made of high-quality high-speed steel 4341, which is 20% higher in density and hardness than ordinary steel on the market! The operation steps are simple, helping you to easily and quickly remove the damaged screws, leaving no worries, and let the old things look new. Suitable for screws such as hexagon socket bolts, machine screws, delayed bolts, wood screws, hexagon bolts, plate metal screws, etc. Main Features Usage Scenarios Specification Using Methods It is best to use with an electric hand-drill, can not be used the hammer drill! Product Size Note