The Bell Shaped Combination Drill & Countersink #11 from KEO is designed for precision drilling and countersinking in one step. This high-speed steel (HSS) tool features a unique bell shape, allowing for smooth entry and exit in various materials. The #11 size is ideal for applications requiring specific hole diameters. Engineered for durability, this tool ensures long-lasting performance and is compatible with standard drill chucks. It meets industry standards for quality and reliability, making it a valuable addition to any toolkit.