We are pretty sure that you know the feeling of drilling holes into hardened steel surfaces. This is not an easy thing to do, as you will agree. Therefore, it is not a good idea to use regular drills for this kind of task.

This was the reason we’ve decided to do a little research. Our aim was to find the best drill bits for stainless steam you can find in the year 2024. Choosing the right one is an essential element for the completion of this kind of task. Let us provide you with some of them.

1Bosch CO21


The popular company from Germany, Bosch, is well-known for making a lot of different products. Over the years, they’ve earned some respectable reputation. When we are talking about Bosch CO21 drill bits, you can be sure that this one is one of the finest.

According to the company, these are made of cobalt, not just coated with cobalt, which is a big plus in our book. You can be sure that they are pretty durable and that they are highly effective. They can be used for drilling plastic, wood, light-gauge metal, and high-carbon steel.

2DeWalt DWA1240


DeWalt is probably the most popular tool brand in the world. DWA1240 is an exceptional set that will provide you with 14 different bits from 1/16-inch to 3/8-inch bits. They are specially designed for the drilling of stainless steel.

You can be sure that all of these drills go through even the strongest stainless surfaces. The main reason we are recommending them is that they have an exceptional execution speed. This is something that you need to take into consideration most definitely. The only downside is that the carrying case is sometimes hard to open.

3Drill Hog 29 PC


If you are the type of person that wants both spend and quality, then you should try out Drill Hog 29 PC, most definitely. It is manufacture to penetrate even the hardest steel, stainless steel, spring steel, truck frames, grade 8 bolts, and many more.

One of the highlights of this drill bits is that they have a melting point of 2,853 Fahrenheit, which is pretty impressive if you ask us. Moreover, it has a 135-degree split joint that will prevent possible walking at the same time. Overall, this is an impressive product.

4Irwin 3018002


Irwin tools are very popular and many people swear by them. Also, we’ve tested some of them and our conclusion is that Irwin 3018002 is the best one by far. Because of the material, you can be sure that it will last longer, reduce friction, and will hold much less heat thana you are used to seeing with drill bits.

They are a perfect choice for drilling through strong metals. Furthermore, they are very good for heavy-duty abrasive alloy metal drilling on stainless steel and hardened metals. It is a bit expensive, but believe us, it is worth every penny.