Features Tap Extractor: Using this tap extractor, you can easily remove broken screw, slipping screw, stuck screw, rusty screw, etc. 10Pcs in 1 Set: There are 10pcs tap extractors in different specifications, which will meet your varied screw removal needs. Square Design: Square head design enables flexible application on handlebar, adjustable spanner, tap wrench and so on. HSS Material: Through overall heat treatment, the high speed steel is sturdy and corrosion resistant, very durable as well. Easy Carrying: The storage box can store all the tools in an orderly way, simplifying the carrying for your daily repair work. Specification: Item Type: Tap Extractor Product Material: High Speed Steel Product Specification: 1#: M4, 2#: M5, 3#: M6, 4#: M8, 5#: M10, 6#: M12, 7#: M14, 8#: M1 6, 9#: M20, 10#: M22. Usage Scenarios: For broken screw, screw slipping, screw jam, rusty screw.  Package List: 10 x Tap Extractor 1 x Storage Box Note: 1. The impurities in the slot of broken tap should be cleaned up as much as possible. 2. Tight, rusty, and complex workpieces need to be carefully, patiently and slowly unscrewed. 3. It needs to be used slowly or in conjunction with lubricant and rust remover, and should not be used roughly to avoid the breaker of the extractor. 4. When using it, please use it with a tap wrench or an adjustable wrench. Package List 10 x Tap Extractor 1 x Storage Box