Disston metal bit set includes high-quality bits suitable for drilling in stainless steel, plastic, and wood. The set features a range of sizes: 3/4", 7/8", 1-1/8", 1-3/8", 1-1/2", 1-3/4", 2", 2-1/8", and 2-1/2", along with a mandrel and drill bit. Compatible with all drills and screwdrivers, the set uses Quickcore technology for faster core removal and quick bit changes. Its open design enhances visibility and cooling during use. A durable plastic case with metal latches ensures safe storage and easy transportation.