Suitable for the 3n1 Staple Gun these D, U, and T-shaped staples are versatile fastening solutions designed for a wide range of applications. Whether for heavy-duty tasks like securing upholstery and thick materials, medium-duty uses such as attaching wires and cables, or light-duty precision work with thin materials, these staples provide reliable performance.Perfect for both professional and DIY projects, they offer a dependable solution for any task.