This 170-piece threaded insert assortment kit is designed for woodworking, furniture repair, cabinet assembly, and DIY projects. The kit includes 10 commonly used sizes in 1/4""-20, 5/16""-18, and 3/8""-16 threaded inserts, along with hex wrenches for installation. Made from durable carbon steel with a zinc-coated finish, these threaded inserts are built for strength, wear resistance, and reliable holding power. The exterior grip design helps secure the insert into wood, creating a strong internal thread for repeated assembly and disassembly. Ideal for soft woods, plywood, furniture panels, cabinets, tables, chairs, beds, shelving, and other wood projects. Features 170-piece threaded insert assortment kit Includes 10 sizes: 1/4""-20, 5/16""-18, and 3/8""-16 Durable carbon steel construction with zinc coating Designed for wood furniture, cabinets, and DIY repairs Helps create strong reusable threads in wood Includes hex wrenches for installation Organized storage case with labeled compartments Installation Note Drill the appropriate pilot hole, insert the threaded insert vertically, and install using the included hex wrench. For harder wood, a slightly larger pilot hole may be needed to prevent splitting or difficult installation.