Feature: 1. EXQUISITE WORKMANSHIP: Damaged screw extractor adopt exquisite workmanship, not easy to rust, corrosion resistant and oxidation resistant, very durable 2. CAREFULLY SELECTED MATERIAL: Stripped screws remover is made of high speed steel with high hardness, high wear resistance, high temperature strength, strength and toughness match well 3. QUICK REMOVAL: Use the screw extractor set for easy and quick removal of broken screws, simple and efficient to remove broken screws from any surface 4. WORK WITH ANY DRILL BIT: This damaged screw extractor works with any drill bit on any screw or bolt. Remove stripped, painted, rusted or round screws and bolts with a dynamic extraction drill kit 5. GIFT TO MEN: Broken screw remover set can be used as stocking stuffers for men, father, boyfriend, husband on Christmas, birthday, or Valentines Day, which is a cool stuff gadget Specification: Item Type: Damaged Screw Extractor Set Material: High speed steel Product Specification: 6Pcs: Type 0, type 1, 2 x type 2, type 3, type 4 Take Out Range: Type 0: Approx. 2 ~ 3mm / 0.08 ~ 0.12in Type 1: Approx. 3 ~ 5mm / 0.12 ~ 0.2in Type 2: Approx. 4 ~ 8mm / 0.16 ~ 0.31in Type 3: Approx. 5 ~ 10mm / 0.2 ~ 0.39in Type 4: Approx. 6 ~ 12mm / 0.24 ~ 0.47in . Package List: 6 x Double Head Screw Extractor 1 x Storage Box