XIANQI Damaged Screw Extractor SetOur screw extractor set made of high quality High-Speed Steel 4241. High hardness, helping you remove the damaged screw and bolt. Widely Used Basically meet all your needs for various screws extracting. Such as bolts, lag bolts, hex bolts, machine screws, wood screws, sheet metal screws and other screws. A screw extractor set solves most of your home's problems with screw repairs, including wall panels, wood and sheet metal bolts. Easy to Use Our damaged screw extractor set with the support of adapter bracket and extension rod, the damaged screw can be easily removed without wasting time and energy, and the operation is simple and convenient.the screw remover set comes with an essential tool kit box, it's very convenient to put it into your bag or take it anywhere you want. You can easily remove any stripped screw in 10 seconds or less. Multiple Sizes Completely Model specification, application to many kinds of damaged screws and bolts.Damaged screw extractor include drill bit x 10, screw extractor x 10, screw driver x 10,extension x 2, converter x 1. The screws have the following advantages 1High-quality HSS, hardness,reusable, high efficiency, durable and high temperature resistance. 2Completely Model specification, application to many kinds of damaged screws and bolts. 3Suitable for most screws,like allen bolts, machine screws, lag bolts, wood screws, hex bolts, sheet metal screws and other screws. 4 Extract damaged screw bolts easily and quickly. How to Use the Screw Extractor? Step 1: The size ofneeds to be installed in the socket adapter first, and then attach it to the extension bit holder. (The other sizes can be attached to the extension bit holder directly) Step 2: Use the drill(Dr) bit to drill a hole in broken screws. Step 3: Change to use the extract(Ex) bit with the same size. Step 4: Reverse use the drill and take out the broken bit.