The IRWIN Speedbor 9pc Steel Spade Drill Bit Set is a high-quality tool set designed for drilling and cutting applications. Made of durable steel, these spade bits come in a variety of sizes to suit different drilling needs. The set includes 9 pieces, ranging in color from silver to blue, and is suitable for use with a drill. With the trusted IRWIN brand and the Speedbor model, this set is a reliable choice for any DIY enthusiast or professional tradesperson.