Best Drill Bits for Stainless Steel (Updated for 2019)

Bosch-21-Piece-Cobalt-Metal-Drill-Bit-

Do you want to know what’s the best drill for stainless steel? Get in with me as I take you through the best models for your money.

If you are an HVAC specialist or a diehard DIYer, one of the things you’ll need in your toolset is a drill bit for use with your favourite drill.

There are a lot of options to look at, each coming at different price points. However, what’s certain is that choosing the right one may not be easy unless you’ve been buying them for a while.

Since you are looking at drilling on stainless steel, you need those drill bits that are not only durable but also reliable.

In this guide, I’ve compiled some of the best drill bits that you can use for drilling on steel surfaces. They have excellent features, affordable prices, and are backed by plenty of positive reviews.

Ready to choose one? Here you go:

Reviews of the Best Drill Bits for Stainless Steel in 2019

Ready to go through reviews of each of these bits? You are in for a treat!

Here is a detailed review of each of the top-rated drill bits for steel on the market:

1. CO-Z 5pcs Hss Cobalt Multiple Hole Step Drill Bit Set

best drill bit for stainless steelThe CO-Z 5pcs Hss Drill Set is made from high-speed steel with a titanium coating. The steel ensures that it’s durable and withstand constant usage while the coating allows it to retain it’s looking for a long time to come.

This means that after getting this, you won’t need another drill bit for a prolonged period – except of course you need a different size.

It comes in different sized shanks so you can use it with a variety of chuck sizes. You can use it with 1/2″, 1/4″ and 3/8″. This is a good option for you if you engage in a variety of home improvement projects.

All of these five set of bits come in different sizes with the smaller bits designed for drilling thin sheets and the bigger ones for thicker sheets.

You can use this drill bit set on wood boards, plastic boards, aluminum or steel sheets. In addition, you can drill into other materials like cast iron, so the cobalt is a very tough material.

Fortunately, the tip of the drill is quite stable so it doesn’t jiggle while you are drilling through thick surfaces. This ensures a smooth, easier and faster drill job.

For a trouble-free and comfortable storage, the drill set comes in a casing with the 5 pcs in a secured position. Moreover, this also makes transporting all the bits – especially in a job site – convenient for you.

Verdict:

If you are an HVAC professional or a DIYer, you want to have this in your toolset. The downside to using this is that they may not hold up well to heavy-duty or dense materials.

However, if all you want is a good quality drill bit, available at a decent price and can drill on moderately thick materials, this set is good for you.

Whether you are looking to expand previous drill holes on metal panels, lumber or just want to drill new holes, the CO-Z Cobalt Multiple Sized Drill Bit Set is a good option to look at.

2. Neiko 10194A Titanium Step Drill Bit

best stainless steel drill bitThe Neiko 10194A Titanium Step Drill Bit comes with a tri-flatted shank designed to hold the bit securely in place so you don’t get instructions while working on your project.

Unlike other drill bit sets I’ve reviewed, this one doesn’t leave you guessing about the size you are drilling with.

Also, you can easily identify the size you need to use from the laser engraved sizes, which is contrasted against the background color of the drill bit.

The split point tip on each of this bit is 135 degrees, which allows you to cut faster even if you are using it for totally different purposes.

Moreover, this allows for a sharp cutting edge on different materials. If you are concern about efficiency when drilling, this will help you work at your desired pace.

The design of the drill bit is also first-rate. A 2-flute material design enables dust and particles to get free easily allowing for a smoother and cleaner job.

The drill bit also stops at different intervals so you don’t get past the desired area you want to drill to.

Finally, these titanium-colored drill set can be used for drilling on a lot of surfaces like stainless steel, copper, plastic and a lot more. And they come in 10 step sizes from 1/4 to 1-3/8 inches.

Verdict:

Although you can use this on a variety of surfaces, one thing to note is that it doesn’t come with instructions so you have to be careful when using it.

If you want them to last long, you may have to go slowly on thicker surfaces and make sure it doesn’t get too hot as that can ruin the bit.

Another thing to note is that some customers have complaints about the drill bit doing poorly on plastic. So, if that’s the only reason you are buying, you may want to consider the other bit on this list.

All said and done, this is still a quality drill bit to have for your next project.

3. Bosch 21 Piece Cobalt Metal Drill Bit Set

Bosch 21 Piece Cobalt Metal Drill Bit SetThe Bosch 21 Piece Cobalt Metal Drill Bit Set is constructed from cobalt, which is a tough material for drilling on murky surfaces.

So if you have cast iron, stainless or a dense metal to drill, this will work well for you. Also, you can use it for general applications like drilling on lighter materials like wood, plastic, and similar objects.

There are 21 pieces on this set and each of the Cobalt Metal Drill Bits comes with a no-skate split-point tip, which is one of the most productive of all twist drills.

This prevents plodding completely as it quickly pushes away debris so you can drill holes faster with little obstacle. So, if you are more concerned about accuracy than anything else, this is a bit for you.

Like the Neiko drill bit set reviewed above, these bits come with a 3-flat shank design that ensures stable clutch on larger bits. You can, therefore, look forward to good drilling when working with 3/16″ bit and lower.

Unlike other competing brands, this set is made from cobalt, which is more durable than standard high-speed drill bits.

This ensures you get superior performance even when you are working in high drilling temperatures, which is a must when you drill on stainless steel.

Verdict:

The downside to this drill bits is that they are made in China and are not impact ready so you may not be able to use them with a hammer drill immediately.

Finally, identifying the bit diameter is a breeze because the bit comes with an easy marking that makes for easy recognition.

If you have been struggling with drill jobs and dull bits are making your life difficult, it’s time to get a set that can level all that.

Final Words on the Best Drill Bit for Stainless Steel

There are many drill bits on the market, each in varying sizes and prices. Some are great for use on high-density materials like cast iron, high-density metals, and steel.

However, others are only suitable for use with lighter materials like wood and plastic.

Since you are looking for one that can drill through stainless steel, you want to choose something that’s both durable and reliable.

Fortunately, there are a lot of this on the market. And the top-selling brands have been featured in this article. All you have to do is choose the best drill bit for stainless steel and enjoy a smooth drilling job.

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