The moisture meter can quickly measure the moisture content of the grain. 1. Tap pull: With this twister, you can easily remove broken screw, sliding screw, blocked screw, rusted screw, etc. 2. 10pcs in 1 set: there are 10pcs twisters with different specifications to meet different screw removal needs. 3. Square design: square head design allows flexible use on steering wheel, adjustable wrench , faucet wrench and so on. 4. HSS Material: Thanks to the general heat treatment, high- speed steel is strong and corrosion resistant, as well as very durable . 5. Easy to carry: The storage compartment can store all your tools in an orderly manner, simplifying the handling of daily repair work . . HHS TWISTER FOR BROKEN SCREWS 10PCS. 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#: M16, 9#: M20, 10#: M22. Usage scenarios: For broken screw, screw slip, screw jam, rusted screw. . HHS TWISTER FOR BROKEN SCREWS 10PCS. List of packages: 10 x Tap Puller 1 x Storage Note: 1. Contaminants in the cracked tap gap should be cleaned as much as possible.2. Tight, rusty and complex elements should be unscrewed carefully, patiently and slowly. 3. It must be used slowly or in combination with grease and rust remover and should not be used roughly to avoid breaking the extractor. 4. When using it , use a faucet wrench or adjustable wrench . . HHS TWISTER FOR BROKEN SCREWS 10PCS.