The RYOBI 300-Piece Multi-Material Drill and Drive Kit seems pretty versatile and sturdy for various jobs. According to the manufacturer's description, it includes Black Oxide and Titanium drill bits. These materials are generally known for being durable, especially when it comes to drilling into metal. The titanium coating adds some extra ruggedness, which should help them last longer.
From what we've found, these drill bits can handle more than just metal. They're also good for drilling wood and plastic without wearing down too fast. In tests reported in some professional reviews, they went through aluminum (a common type of metal) pretty well, which is a good sign of their capability.
That said, while they're durable, they aren't perfect for every metal project. Some feedback suggests they're great for standard metalwork, but if you're doing something heavy-duty or working with particularly tough or thick metals, these might not last as long as bits specifically designed for those jobs.
So, if you're dealing with really challenging projects, you might want specialized bits.
But for most everyday metal drilling, this RYOBI kit should do the trick, as long as you pick the right bit for what you're working on. Overall, they strike a good balance if you're into DIY projects or light professional work.