Through trial and error I found that this carbide tipped boring bit from Amana is an excellent addition to my industrial drill bits collection. It operates SMOOTHLY and precisely, resulting in accurate and clean cuts. The durable carbide tip ensures longevity, meaning less replacements and more productivity .However, it is a bit pricey compared to other options on the market. Overall, I highly recommend this bit for anyone looking for a reliable and top-performing boring bit..