BEST Drill Bits for Stainless Steel (10 Quality Bits) Reviews 2022

The best drill bits for stainless steel are sturdy and made to last through multiple projects.

Top Pick
Metric M42 8% Cobalt Twist Drill Bits Set for...
1/8-Inch Cobalt Steel M35 Jobber Length Twist...
amoolo Cobalt Drill Bit Set (1/16"-1/4",13 Pcs),...
COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High...
Metric M42 8% Cobalt Twist Drill Bits Set
1/8-Inch Cobalt Steel M35 Jobber Drill Bits
amoolo Cobalt Drill Bit Set (13 pcs)
COMOWARE Cobalt Drill Bit Set- 15Pcs
Material:
Cobalt
High speed steel and cobalt
M35 Cobalt High-speed steel
Cobalt
Cutting Angle String
135 Degrees
135 Degrees
135 Degrees
135 Degrees
Bit Sizes:
1 mm to 10 mm in 0.5 step
1/8 of an inch
1/16 up to 1/4
1/16th of an inch to 3/8th of an inch
Round Shank:
Straight Shank:
Prime Status:
Top Pick
Metric M42 8% Cobalt Twist Drill Bits Set for...
Metric M42 8% Cobalt Twist Drill Bits Set
Material:
Cobalt
Cutting Angle String
135 Degrees
Bit Sizes:
1 mm to 10 mm in 0.5 step
Round Shank:
Straight Shank:
Prime Status:
1/8-Inch Cobalt Steel M35 Jobber Length Twist...
1/8-Inch Cobalt Steel M35 Jobber Drill Bits
Material:
High speed steel and cobalt
Cutting Angle String
135 Degrees
Bit Sizes:
1/8 of an inch
Round Shank:
Straight Shank:
Prime Status:
amoolo Cobalt Drill Bit Set (1/16"-1/4",13 Pcs),...
amoolo Cobalt Drill Bit Set (13 pcs)
Material:
M35 Cobalt High-speed steel
Cutting Angle String
135 Degrees
Bit Sizes:
1/16 up to 1/4
Round Shank:
Straight Shank:
Prime Status:
COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High...
COMOWARE Cobalt Drill Bit Set- 15Pcs
Material:
Cobalt
Cutting Angle String
135 Degrees
Bit Sizes:
1/16th of an inch to 3/8th of an inch
Round Shank:
Straight Shank:
Prime Status:

You also need to know what to avoid and how to look at the best quality bits. Make sure to do your homework so you know what bits will work best for your projects.

In this article, we review ten of the best picks on the market in order to help you with your search.

Drill Bits For Stainless Steel: Reviews

10. Hymnorq Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill Bits

Specification List:

Material: Cobalt steel
Cuts through: Stainless steel, cast iron, and other hard metals
Type: Metric
Bit Sizes: 1 mm up to 3 mm
Number of bits: 50 bits

Hymnorq Metric M35 Cobalt Steel Drill Bits specs and reviewsThe Hymnorq Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill Bits are M35 cobalt steel and molybdenum. These bits have a 135-degree split pointed bit, which is self-centering and will penetrate stainless steel, cast iron, and softer materials. 

The quality of the bits is outstanding. They can drill smoothly, producing clean holes with every use, and they do not break easily when used for multiple projects.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.8 of 5 Stars 

Positive Reviews by Users
  • The set includes 50 bits.
  • The bits are suitable for many types of projects.
Negative Reviews by Users
  • The bits can break if you drill them at an angle.
  • The bits may be too small for some projects.

All the bits are of outstanding quality, overall. They go smoothly through stainless steel and can also penetrate other metals with ease.

9. Champion Cutting Tool Brute Platinum Twister

Specification List:

Material: High-speed steel
Cuts through: Steel and hard metals
Type: Standard
Bit sizes: 1/16″ to 1/2″
Number of bits: 59 bits

Champion Cutting Tool Brute Platinum Twister heavy duty drill bits specificationThe Champion Cutting Tool Brute Platinum Twister bits are made with premium high-speed steel treated with NOMO surface treatment that helps the bits slide smoothly through steel, stainless steel, and titanium alloys. They come with a split point that will allow you to drill three times longer than with other bits.

Users have generally praised the bits for their quality. Their longevity despite being used for multiple projects is a main benefit for the purchase.

Our only complaint involves the quality of the case they come in, which will hold your bits very tightly but make it difficult to get them in and out of.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.5 of 5 Stars 

Positive Reviews by Users
  • The bits are high-speed steel for durability.
  • The bits come treated with a NOMO coating, which helps protect the bits while in use.
  • There are 59 bits to choose from.
Negative Reviews by Users
  • You can lose bits in the case if they are pushed too far into it.
  • The case can make it difficult to remove or put in the bits.

If it weren’t for the less-than-ideal case, we would’ve placed this set higher on our list. Nevertheless, the amounts of bits and their quality is phenomenal for the price.

8. 1/16-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits

Specification List:

Material: High-speed steel and cobalt
Cuts through: Stainless steel and other metals
Type: Standard
Bit sizes: 1/16″ by 1-7/8″
Number of bits: 12 bits

The 1/16-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits come in a set of twelve. They are ideal for high-speed drilling because they are heat resistant and come with a 118-degree point. You can resharpen the bits as they dull over time, and they work well with different kinds of hard metal, including stainless steel.

Reviews for these cobalt bits are positive due to their sharp edges and for containing multiple of the same size in the set. Having multiple bits means always having a sharp one ready when another starts to dull.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.4 of 5 Stars 

Positive Reviews by Users
  • The bits are heat resistant.
  • You can drill through multiple types of metal, including stainless steel.
  • The same 1/16″ bit comes in a package of twelve.
Negative Reviews by Users
  • The bits could be stronger.
  • The bits may snap with too much force.

If you’re looking for this specific bit size, then this package provides an excellent deal. The fact that you can resharpen the bits adds immense value, and their heat resistance is outstanding.

(If you have a porcelain-related project in mind, you should check out this: 7 Best Drill Bits for Porcelain Tile of 2020)

7. POWERTEC QDB2012 Cobalt Drill Bit 1/2-Inch | 135 Degree Drill Bit Set — 2 Pack

Specification List:

Material: Cobalt
Cuts through: Metal, stainless steel, cast iron, titanium, nickel alloy, and softer materials
Type: Standard
Bit sizes: 1/2″
Number of bits: 2 bits

POWERTEC QDB2012 Cobalt Drill Bit reviews and specificationsThe POWERTEC QDB2012 Cobalt Drill Bit 1/2-Inch | 135 Degree Drill Bit Set comes with two cobalt bits that are great for drilling through stainless steel, cast iron, and nickel. The cobalt drill bits are M35 high-speed steel to resist heat buildup and wear.

Reviews for the bits are very positive. The bits last through multiple holes with a 135-degree split point, and you can easily sharpen them when they start to dull.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.6 of 5 Stars 

Positive Reviews by Users
  • You can sharpen the bit when they start to dull.
  • You can drill with both keyed and keyless drills.
  • The bits are M35 cobalt material.
Negative Reviews by Users
  • Not all points may be sharpened correctly.

Don’t let the fact that this pack comes with only 2 bits fool you. If taken care of, and if resharpened from time to time, these bits can last you for quite a lot of projects.

6. DEWALT Drill Bit Set, Titanium, 14-Piece (DW1354)

Specification List:

Material: Titanium
Cuts through: Metal and wood
Type: Standard
Bit sizes: 1/16″ up to 5/32″
Number of bits: 14 bits

DEWALT 14 pieces drill bit set storage case and reviewsThe DEWALT Drill Bit Set has pure titanium pilot points, which are durable and tapered to reduce the chance of breaking. These bits will bore through most types of wood and metal without walking.

Reviews for the bits are positive regarding durability and the different types of materials they can drill through. The variety of the bits makes the DEWALT kit a good choice for multiple types of home improvement or auto projects.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.8 of 5 Stars 

Positive Reviews by Users
  • The set comes with fourteen different bits to complete most jobs.
  • The drill bits are titanium, which can last through multiple jobs.
  • The bit tips have tapered edges to prevent them from snapping.
Negative Reviews by Users
  • The design of the case makes it difficult to get bits in and out of it.
  • The titanium coating may strip off.

DEWALT never disappoints when it comes to drills and related accessories. As such, you can rest assured that this kit is of high value. The bits will bore through metal and wood with no hassle.

5. Bosch CO14B 14 Pc. Cobalt M42 Drill Bit Set

Specification List:

Material: Cobalt
Cuts through: Stainless steel, titanium, cast iron, light-gauge metal, and aluminum
Type: Standard
Bit sizes: 1/16″ up to 1/2″
Number of bits: 14 bits

Bosch CO14B 14 Pieces standard drill bit reviewsThe Bosch CO14B 14 Pc. Cobalt M42 Drill Bit Set comes with fourteen different sized bits. The bits are made from upgraded M42 cobalt that resists heat and can drill through stainless steel, titanium, and even aluminum. These are the best drill bits for stainless steel bolts and other stainless steel projects.

Reviews for the bits are favorable when it comes to durability and quality. Users also like that the hardened bit tips can penetrate extremely hard surfaces. There were complaints of the bits wearing out or breaking too early, but not many.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.7 of 5 Stars 

Positive Reviews by Users
  • You will be able to cut through stainless steel without a problem.
  • You can use these bits on a lot of tough metals.
  • The bits do not dull quickly with use.
Negative Reviews by Users
  • The tips of the bits wear out with different types of metals.
  • If you press too hard on the bits, they can break.

Bosch has delivered an excellent set of drill bits for stainless steel. You’ll be able to finish most projects on time, or even sooner, by using these quality-made accessories.

(If you want quality on the go, check this out: Best Portable Drills of 2020)

4. COMOWARE Cobalt Drill Bit Set — 15Pcs M35 High-Speed Steel Twist

Specification List:

Material: Cobalt
Cuts through: Hardened metal, cast iron, stainless steel, wood and plastic
Type: Standard
Bit sizes: 1/16″ to 3/8″
Number of bits: 15 bits

COMOWARE 15 pieces Cobalt Drill Bit Set for high speed reviewsThe COMOWARE Cobalt Drill Bit Set comes with fifteen bits that produce clean holes smoothly. The bits use M35 cobalt high-speed steel and come with a 135-degree split point and a gold oxide finish. The bits can cut through stainless steel, cast iron, titanium, wood, and hard plastic without a problem.

Buyers like the wide variety of sizes at a good price. They also enjoy the variety of materials the bits can drill through. There are a few negative reviews for the bits, with the biggest complaints being the bits snapping after hard use.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.5 of 5 Stars 

Positive Reviews by Users
  • The bits come in a case that keeps them organized by size.
  • The bits work on steel as well as aluminum.
  • The kit comes with fifteen different bits that work for most jobs.
Negative Reviews by Users
  • The longer bits may break more quickly.
  • The bits can wear down quickly.

These bits produce clean holes without any hassle. The selection of sizes will cover a wide variety of projects that you may want to work on.

3. amoolo Cobalt Drill Bit Set (13 pcs), M35 HSS Metal Drill Bits

Specification List:

Material: M35 cobalt high-speed steel
Cuts through: Metal, cast iron, and stainless steel
Type: Standard
Bit sizes: 1/16″ up to 1/4″
Number of bits: 13 bits

amoolo Cobalt Drill Bit Set 13 pieces specificationsThe amoolo Cobalt Drill Bit Set fits most drills and produces substantially deep holes. The bits are heat resistant and have a clear grooved design that prevents them from walking while you complete your holes. The bits cut cleanly into stainless steel, cast iron, regular steel, and wood.

The reviews are positive for the value of the set for the money you will spend. The main complaint users have is the gradual and progressive wear on the bits when used for multiple jobs.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.5 of 5 Stars 

Positive Reviews by Users
  • Cutting through hard steel is no problem.
  • The price for the bits is good for what you get.
  • The bits in the package are the perfect size for most jobs.
Negative Reviews by Users
  • The bit tips can wear down quickly.
  • The long bits break more easily.

These bits were made to produce deep holes inside the materials that you drill through. They cut cleanly into stainless steel and other hard metals. The price-to-value ratio is top notch, and this brand shows a lot of promise.

2. 1/8-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits

Specification List:

Material: High-speed steel and cobalt
Cuts through: Hard metal and stainless steel
Type: Standard
Bit sizes: 1/8″
Number of bits: 12 bits

Cobalt Steel M35 Jobber length drill bits review and descriptionThe 1/8-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits are heat resistant with a 135-degree split point. The drill bits work best on hard metal. Their hardness is reinforced with straight shanks, and you can repeatedly sharpen the edges without damaging them.

The reviews for this set are mostly positive. Buyers of the bits rave over their resistance to heat, which can damage the bits and the project. They also loved the ability the bits have to drill through multiple types of metal without damage.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.5 of 5 Stars 

Positive Reviews by Users
  • You can use the bits for almost every type of metal drilling project.
  • You can sharpen them as needed.
  • They have no trouble drilling high carbon steel.
Negative Reviews by Users
  • The bits will break with too much force.
  • They can wobble.

Featuring heat resistance and a 135-degree split point, these bits generally offer great resistance against steel and other hard metals. You can also repeatedly sharpen them, so you can use them for a very long time.

(The bits are just the beginning. To drill steel, you’ll also need this: DEWALT DCK290l2 Drill Review 2020)

1. Metric M42 8% Cobalt Twist Drill Bits Set

Specification List:

Material: Cobalt
Cuts through: Stainless steel, hard metals, aluminum, and plastic
Type: Metric
Bit sizes: 1 mm to 10 mm in 0.5 mm step increments
Number of bits: 19 bits

Metric M42 drill bit set reviews and specsThe Metric M42 8% Cobalt Twist Drill Bits Set controls the temperature the bits generate through use. The bits are chip and wear resistant. They come ready to use with a one hundred thirty-five degree split point to ensure a deep and accurately drilled hole.

The reviews are mostly positive, with buyers liking the versatility of the bits for working on metal, stainless steel, and wood projects. However, there are some complaints about the bits breaking if you press too hard on them while using.

Buyer Feedback Section

Last updated: October 22, 2021

Overall Rating 4.5 of 5 Stars 

Positive Reviews by Users
  • The bits have a 135-degree split point that makes it easy to drill deep into the material.
  • You can use them on metal and wood projects interchangeably.
  • The set comes with nineteen drill bits in 0.5 mm step increments.
Negative Reviews by Users
  • The bits wear down quickly when drilling hardened steel.
  • The small bits can break if you lean too hard on your drill.

These fantastic drill bits are chip and wear resistant, meaning that you’ll get a lot of value for your money. The 135-degree split point allows for drilling deep and accurate holes. If we’re talking about stainless steel alone, these bits are by far the best for that material.

Conclusion

The drill bits you need are made from high-quality materials. They last through any number of projects and give you a quality final product every time.

If any high-quality drill bits have come to your attention, please let us know. If you also have an idea about bits that work best for stainless steel, please share your experience in the comment section below.

Leave a Comment