Features:* Clean debris in a broken groove from the faucet as much as possible.* Unusually tight or rusty items must be screwed in slowly and carefully and patiently.* Can be used in conjunction with lubricants and rust removers.* Use with a faucet wrench. Usage:* Insert the extractor into the faucet socket of the same specification.* Turn the lever counterclockwise (refer to the left to the faucet and turn clockwise) to remove from the faucet at work.* Does not damage the finished silk surface, the operation is easier and effective. Specifications:Product Name: broken screw head removal toolMaterial: Alloy SteelColor: Gray Size: M4, M5, M6, M8, M10, M12Suitable for: easy to remove broken tapQuantity: 6pcs (set)Package Included:6 Tap ExtractorNote:1. Transition: 1cm=10mm=0.39 inch.2. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.3. Please allow slight manual measurement deviation for the data.