If you are doing woodworking and has a problem with the stripped bolt or screw、 this set of extractor might be a lifesaver. They help to remove a damaged screw perfectly. Very good tool to have in your toolbox.Features:Brand new and durable for daily use.Handy tool with decent quality and price.Remove stripped or broken screws and bolts quickly and easily.Includes 4 different sizes(1#、 2#、 3#、 4#) in one screw remover set.They come in with a handy plastic case which holds them in place.Specifications:Material: Alloy steel (S2)Package Weight: Approx. 70g / 2.46ozPackage Size: Approx. 8.5 * 6 * 1.7cm / 3.35 * 2.36 * 0.67inPackage List:4 * Screws Extractor"