These industrial drill bits are a game changer! With their uncoated design, they have a remarkable lifespan, perfect for industrial settings. The high speed capabilities allowed me to finish drilling through metal materials in no time at all. The only downside is that they can be a bit pricier than other options on the market, but the long-lasting quality makes it worth every penny. As a scientist in the Industrial and Scientific field, I would highly recommend these cutting tools to anyone in need of efficient and reliable industrial drill bits.