• Threaded adapters made of 303 stainless steel, providing stability, corrosion resistance, and long service life. • The package contains 10 insert nuts with M6*1 female thread and M8*1.25 male thread, 8mm in length. • Smooth surface and deep, clear threads that distribute force evenly. • Each nut features a slot at the top to facilitate screwing and removal with a flathead screwdriver. • Effective solution for repairing damaged or poorly threaded holes in industrial fastening systems. • Useful in sectors such as aviation, automotive, electronic communications, computers, lighting, and mechanical equipment. • Allows you to expand a damaged M6 thread to M8 and restore it to M6 using the repair nut, reinforcing the strength of the thread. • Essential components for the maintenance and repair of fastening systems.