This feed is a great tool for any industrial and scientific drilling job. It's durable and efficient, making it easy to use for extended periods of time. The sharpness of the bit remains intact over multiple uses, which saves time and money. The only downside is that it may be a bit heavy for some users, but the extra weight is balanced by the tool's sturdiness. Overall, it's a reliable and high-quality investment for anyone who needs a long-lasting drill bit.