If a thread error occurs or a damaged threaded hole is repaired, the repair nut can be used to effectively repair the threaded hole. The repair nut is an industrial fastener mainly used with screws or bolts. The thread size is standard, the thread is clear, and it will be more accurate for restoring sliding teeth. Widely used in aerospace, automotive, electronic communication, computer, mold, mechanical equipment and other manufacturing fields. The nut is made of high-quality 303 stainless steel, which is resistant to high temperature and corrosion. Specification: Item Type: Reducing Nut Material: 303 Stainless Steel Specification: M8 x 1.25 Female Thread M12 x 1.75 Thread Length: Approx. 20 mm Slot: Small slot Application: Thread repair Case: For example, if the M8 thread is slippery and you want to continue using the M8 thread after restoration, use this method to first extend the M8 thread to M10 thread and then use the M8-M10-12 thread length reducer to change it to M8, because the material of this diameter reducer is stainless steel, this will make the M8 thread more firm. Package List: 10 x Reducing Nut