The SDS MAX Drill Bits by Selkent are designed for use in hammer drills, specifically suitable for masonry projects. These high-quality drill bits feature a tungsten carbide X cross tip for enhanced durability and efficiency. With a length of 540mm and a 30mm diameter, these drill bits are perfect for a range of drilling applications in the industrial sector. Built to last and perform at a high standard, these Selkent drill bits are a valuable addition to any business or industrial tool collection.