[Size]The thread insert has internal thread M6x1.0mm, external thread M8x1.25mm and has a small groove. This is a brand new integrated thread set that can prevent loosening of screws, especially for products that require high insurance coefficients.<br> [High quality material]The reducer nut uses high quality stainless steel, high hardness, strength and not easy to straighten, to the reliability and stability of thread inserts.<br> The thread insert is an effective tool for thread repair, including 20 thread inserts. These self-tapping thread inserts can be mounted directly without screwing in the thread beforehand. No need to change, not fall off.<br> [International Standard] This thread insert is authorized according to rules with high performance. The insert is designed and manufactured according to international standard, strictly follow the quality control of the factory.<br> [Wide range of applications]Our threaded reducer nuts have a stable structure, excellent performance and a long service life. They are widely used in aerospace, automobiles, turbines, electronic communications, computers, , molds, mechanical equipment, coolers and other manufacturing fields<br> size: 15mm<br> Material: Stainless steel<br> colour: silver<br> Package Contents:<br> 20 x Reducing Nuts<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.