Cobalt and carbide drill bits are both good for drilling through metal. Carbide bits are more durable, though, and can drill ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Home improvement centers often dedicate an entire aisle to drill bits, which come in a ...

When I was drilling through a hardened steel I went to a specialty metals shop and they recommended cobalt bits. They were also much cheaper than lows but unfortunately have since gone out of business ...

Every farmer or mechanic has a drawer stocked with dull or broken drill bits. The plan is that “someday” we’ll take time to sharpen them…probably the second Tuesday of next week. Here are tips to ...

Diablo's revolutionary Metal Demon™ Drill Bits for Mild, Hardened and Stainless Steels combine the functionality of all three-bit types while also enabling electrifying results. The 3-in-1 bit ...