in 1 Screw Extractor Set: 6pcs screw extractors set (#0 #1, #2, #3, #4, #2), Premium Quality: Made of high quality HSS 4341 steel, very strong with a hardness of 62-63 HRC, stronger than ordinary steel, ensuring high-quality durability and stability. Simple and Practical Tool: With the 6 extractor bits included in this set, you will be able to extract almost any damaged, stripped, rusted, painted over or rounded screws in seconds. Widely Uses: Different screw extractors are suitable for hex socket bolts, machine screws, lag bolts, wood screws, hex bolts, sheet metal screws, round bolts, etc. Great Gift for Men: The damaged screw extractor is an amazing gift for any occasion. Whether it's for a birthday, Father's Day, or any other occasion, your loved one will be delighted to receive this premium gift Product Description Features: The screw extractor set can work with any drill and any size screw or bolt. Ideal for removing stripped, broken, stuck, or damaged screws. It is made of durable HSS hardened steel. The hardness is 62-63 HRC. With the high quality and durable material of this set, it will be easy to extract screws and bolts with rusty and free-spinning heads. It comes with a tool box, making it easy to carry and take anywhere you want. Easy to Use: 1. Drill a deep enough hole in the middle of the screw head; 2. Remove the drill bit and reverse your drill. 3. Start drilling until the nut or screw is completely removed. Specifications: #0 Damaged Screw Extractors Diameter 2~3mm #1 Damaged Screw Extractors Diameter 3~5mm #2 Damaged Screw Extractors Diameter 4~8mm (double) #3 Damaged Screw Extractors Diameter 5~10mm #4 Damaged Screw Extractors Diameter 6~12mm Note: - Make sure you use a bit smaller than the screw you are trying to remove. - Put the set in a dry place to avoid rusting.