High quality materialThese repair nuts are made of high quality SUS303 stainless steel, they have stability, excellent performance, corrosion resistance, rust resistance and high strength, even in harsh environments, they can maintain optimal function and service life<br> Durabilitythe threaded spacer has a certain degree of elasticity, which can make the load on the threads evenly distributed, eliminate the pitch and thread deviation between the screw and the screw hole, and absorb vibration, thus improving the connection strength and fatigue resistance of the threads<br> Installation methodthe inner and outer threads of the nut conversion reducer set is easy to install, just screw the inner threads and outer threads on the corresponding parts to complete the connection<br> ApplicationMaintenance insert nuts are widely used in machinery and equipment, automobiles, ships, construction and other fields, suitable for a variety of different diameters of thread connection needs, they are an effective solution for repairing damaged or incorrectly threaded holes<br> More supportIf you have any questions or quality problems with this product, please email the seller directly and we will offer you a solution within 24 hours