I purchased this INDUSTRIAL drill bit recently and have been thoroughly impressed with its performance. Thanks to my knowledge gained in practice, i can confidently say that this drill bit is one of the most powerful and efficient ones out there. The design of this drill bit is top-notch and it`s clear that a lot of effort has gone into creating a durable reliable product .The only downside is that it may be a bit too powerful for some smaller-scale projects. Overall, I would highly recommend this drill bit for anyone in the market for a top-quality cutting tool in the Industrial and Scientific category..