121-piece hex socket threaded insert nut assortment kit made from zinc-plated carbon steel for wood, furniture, cabinets, and woodworking projects. Includes 7 commonly used metric sizes for secure, long-lasting fastening. Key features: 121-piece threaded insert nut assortment Includes 7 metric sizes Sizes: M4x10mm, M5x10mm, M6x10mm, M6x15mm, M8x15mm, M8x20mm, M10x25mm Made of zinc-plated carbon steel Corrosion resistant and durable Hex socket drive for easy installation Even outer threads for secure hold in wood Smooth inner threads with reduced burrs Suitable for pine, plywood, composition board, MDF, and hardwood Ideal for furniture assembly and woodworking projects This 121-piece threaded insert nut assortment kit is designed for secure fastening in wood, furniture, cabinets, and general woodworking applications. It includes 7 commonly used metric sizes, making it a practical choice for a variety of assembly and repair projects. Made from high-quality zinc-plated carbon steel, these inserts offer good oxidation and corrosion resistance, high hardness, and long-lasting durability. The hex socket design allows for straightforward installation into pre-drilled holes using an Allen tool. The outer threads are designed to bite firmly into the wood to help prevent loosening or pull-out, while the smooth internal threads help improve fit and working efficiency. These inserts are suitable for soft woods such as pine, plywood, composition board, and MDF, and can also be used in hardwood applications. This assortment includes 30 pieces of M4x10mm, 30 pieces of M5x10mm, 20 pieces of M6x10mm, 15 pieces of M6x15mm, 10 pieces of M8x15mm, 10 pieces of M8x20mm, and 6 pieces of M10x25mm, for a total of 121 pieces. Type: Threaded Insert Nut Kit Number of Pieces: 121 Material: Zinc-Plated Carbon Steel Sizes Included: M4x10mm, M5x10mm, M6x10mm, M6x15mm, M8x15mm, M8x20mm, M10x25mm Number of Sizes: 7 Drive Type: Hex Socket Application: Wood, Furniture, Cabinet, Woodworking Features: Corrosion Resistant, Assorted Sizes, Flanged, Durable