1、Main Application: These threaded inserts are mainly used to repair threads, which are stronger after repair. 2、75Pcs: There are in total 75 pieces of different sizes in the package to meet your multiple needs, suitable for long term use. 3、Easy to Install: There is a small groove at the end, which is convenient and efficient to install, saving time and effort. 4、303 Stainless Steel: Made of 303 stainless steel, these threaded inserts are strong and sturdy, not easy to rust and corrode, comes with a long life span. 5、Easy Carrying: All parts are sorted and packed in a plastic case, convenient for you to take around to help with your work. 6、Fine Workmanship: These threaded inserts are well made, with flat appearance, no burrs, the sizes are standard to use. 75 x Threaded Insert1 x Storage Box Item Type: Threaded InsertsMaterial: 303 Stainless SteelProduct Specifications:5 x M6 x 1-M8 x 1.25-L6mm5 x M6 x 1-M8 x 1.25-L8mm5 x M6 x 1-M8 x 1.25-L10mm5 x M6 x 1-M10 x 1.5-L8mm5 x M6 x 1-M10 x 1.5-L10mm5 x M5 x 0.8-M8 x 1.25-L8mm5 x M5 x 0.8-M8 x 1.25-L10mm5 x M5 x 0.8-M8 x 1.25-L12mm5 x M5 x 0.8-M10 x 1.5-L10mm5 x M5 x 0.8-M10 x 1.5-L15mm5 x M4 x 0.7-M6 x 1-L6mm5 x M4 x 0.7-M6 x 1-L8mm5 x M4 x 0.7-M6 x 1-L10mm5 x M4 x 0.7-M8 x 1.25-L6mm5 x M4 x 0.7-M10 x 1.5-L8mmScope of Application: Thread Repair