This Irwin Masonary Drill Bit is the perfect tool for your DIY projects. With a size of 5.5mm x 150mm, it is ideal for drilling through brick and concrete with ease. Made by IRWIN, a trusted brand in the industry, you can be sure of its quality and durability. Designed specifically for power tool and air tool accessories, this drill bit is a must-have for any DIY enthusiast. It is suitable for use with a variety of tools and is easy to instal. So whether you are working on your home or garden, this Irwin Masonary Drill Bit is the perfect addition to your tool kit.