Features 【Material quality】: Screw extractor set made of high-quality chrome vanadium steel and heat-treated, rust-proof and robust. 【Advantage】: With the damaged screw extractor, broken or rusty screws, bolts and studs can be easily and quickly removed. 【Unique Features】The screwdriver helps you extend the drill bit that is not long enough to reach the place you want to drill 【Note】: If the surface of the head screw is smooth, you need to drill a hole first, otherwise the drill bit will slip and make it difficult to extract. 【Widely used】The broken screwdriver set has 10 pieces, suitable for most screws, and matching screwdrivers can be used in combination with an electric drill Specification: Item Type: Screw Extractor Set Material: chrome molybdenum steel Package list: 10 x Screwdrivers 1 x Storage Box Package List 10 x Screw Extractors 1 x Storage Box