The Kobalt 21-piece Titanium Coated Drill & Drive Set is a versatile and essential tool set for drilling and tightening tasks. With a durable titanium coating, these drill bits are suitable for use with a drill, making them ideal for various home and garden projects. This set includes 21 pieces, providing you with different sizes and options for your drilling needs. The Kobalt brand ensures quality and reliability, making this set a valuable addition to any workshop or tool collection.