Product Description Package Content: 1 Carton T-Nut Tool Kit (90PCS) 1. High quality. The nuts are made of industrial carbon steel, which is strong, corrosion-resistant and rust-resistant. It has a long service life and is not easy to deform. 2. Support the force evenly. The thread of the nut is clear and precise, the nut can be firmly embedded in the wood, even a strong external force will not easily move the nut. 3. Full specification: M3/M4/M5/M6/M8, a kit of 90 pieces to meet your different needs. Ideal for professionals, DIY, carpenters, builders, plumbers, etc. 4. Easy to organize. Nuts of different specifications are packed in different grids of the box, and the parts inside are not moved, which is easy to use 5.Wide Application - Carbon steel assemblies are great for professionals, hobbyists, homeowners, DIY, repair men, women, Woodworkers, builders, plumbers, HVAC companies, etc. Use on sheet metal and wood. A variety of sizes can meet the maximum requirement for you