Product Dimensions: Internal Thread Size: M8 x 1.25mm; External Thread Size: M10 x 1.5mm; Length: 20mm. Manual measurements, please allow slight errors. Repair insert nuts are essential components in industrial fastening systems, typically used in conjunction with screws or bolts. They are an effective solution for repairing damaged or misthreaded holes. These versatile repair nuts are widely used in various manufacturing industries, including aviation, automotive, electronics and communications, computers, lighting, mechanical equipment, radiators, and more. Material: This product is specially designed and constructed of stainless steel, ensuring a long service life and resistance to damage. Easy Installation: Direct replacement without adjustment, ensuring perfect compatibility and high reliability. Product include a total of 6pcs Reducing Nut, which can completely meet your daily use needs and replacement., Manufacturer: The Lord of the Tools