The IRWIN 1-1/2" #1869386 WeldTec Self-feed Drill Bit is a high-quality tool designed for drilling tasks in wood. This drill bit, suitable for use with a drill, features a 1 1/2" diameter and comes in a set of 1. The blue-colored bit from the trusted brand IRWIN is perfect for efficiently drilling through wood materials, making it a valuable addition to any workshop or tool collection. Designed for precision and durability, this drill bit is sure to simplify your drilling projects.