Best Drill Bits for Hardened Steel Bolt 2021
Features
- Wide range of commonly used drill bits
- Durable and strong titanium design finish Reliable for wood and plastic surfaces
- Free from spin shanks
- Excellent for regular and professional use
- A thin web structure prevents breakage
Features
- Strong M-42 cobalt (high-speed steel) design finish
- Beautiful gold finish
- It comes with a variety of configurations
- 135-degree split point for reduced feed pressure
- Good option for drilling metal
- Spiral flute design
Features
- Attractive black and gold oxide finish
- Intense M-42 cobalt (high-speed steel) design finish
- 135-degree split point for reduced feed pressure
- Impressive plastic casing
- Spiral flute design
- Rustproof, Durable, and long-lasting
Choosing the right and powerful drill bit in the market may get confusing sometimes, especially when you have too many options to consider. Today we will bring a side-by-side comparison between ten best drill bits for hardened steel bolt.
Selecting the right tool for the right job simplifies the job and increases one’s productivity. The tools may vary with price, brand and quality but no need to worry, as we are here to help you choose the best drill bit for hardened steel bolts. So let’s jump straight to the comparison.
Top Ten Best Drill Bits for Hardened Steel Bolt
Bosch CO14B 14 Pc. Drill Bit Set
It weighs almost 1.07 pounds and has a size of 9 x 4.6 x 1.6 inches. The best part is that it can quickly pierce through abrasive materials due to the rigid surface tip.
Product Features
Durable and Sustainable Design:
Talking about the design, it has some great features. For example, it contains a thick web helix design that adds to its stability in severe working conditions. Also, it is equipped with three flat shanks that hold the bit firmly and avoids bit slippage.
The surface or top of the bit is sharped and hardened enough to pierce through strong material. And sharpness provides a good grip of the drill bit that quickly captures and starts drilling the material.
Strong Material:
Bosch drill bits are quite famous for their unique and everlasting design finish. The main ingredient lies within the built quality of these bits. The Bosch CO14B comprises a new and advanced M42 alloy with an 8% cobalt. This enables the drill bits to last longer than standard drills and deliver up to 10 times better life.
Due to excellent built quality and strong material, Bosch CO14B can provide excellent drilling experience in stainless steel, cast iron, titanium, or heavy-duty metal. And this all makes it one of the strongest drill bit in its category.
- Great built quality
- Durable and strong design finish
- Reliable for tough surfaces
- The right combination of required tools
- Excellent for everyday and professional use
- Web helix drill bit design
- Suitable for drilling but not for cutting through the surfaces
- Sometimes, it can be non-responsive for steel
DEWALT DW1361 21 Pc. Drill Bit Set
It comes with an outclass finish, and the built quality will make you fall in love with the design. Its tapered web provides more outstanding stability to reduce fracturing.
Product Features
Consistent Performance:
The drill’s pilot point is made up of titanium, which means that it lasts longer before shattering. It also means that it can deliver consistent performance on metal and wood. It also has a tapered web design for increased durability.
Diversity:
Consequently, the set has many different types of drill bits. This different drill bit ranges from the size of 1/16 to 1/2 inches. Also, these are beautifully cased in a rigid plastic case for better care and long-lasting life. There are a total of 21 pieces in a drill set.
- Wide range of commonly used drill bits
- Durable and strong titanium design finish
- Reliable for wood and plastic surfaces
- Free from spin shanks
- Excellent for regular and professional use
- A thin web structure prevents breakage
- May get slow on metals occasionally
IRWIN 63221 21 Pc. Drill Bit Set
Product Features
Variety of Configurations:
The drill bit set has many different configurations. Mainly it comes in 15pcs, 21pcs, and 29 pcs pro set. The material used is M-42 cobalt high-speed steel that provides good performance in tough conditions. The material contains 5% cobalt for better performance. The 21 pieces configuration is ideal for everyday use.
Immersive Drilling Experience:
The bit set comes with a 135-degree split point that reduces feed pressure and enables easy penetration in drilling. It also helps to reduce physically applied pressure on drill and contributes to enhance the overall drilling experience.
Irwin drills bits have a strong spiral flute that helps yield quick chip ejection. The new, improved cobalt drill bits are preserved with a metal index case to keep safe for more extended periods.
- Beautiful gold finish
- Strong M-42 cobalt (high-speed steel) design finish
- It comes with a variety of configurations to choose from
- 135-degree split point for reduced feed pressure and lessen physical pressure.
- A good option for drilling metal
- Spiral flute design
- Drill bits below 1/4 inch may turn useless for few users
Drill America KFD29J 29 Pc. High-Speed Steel Drill Bit Set
Product Features
Heavy-Duty High-Speed Drill Bit Set:
It comes with most drill bit pieces nicely packed in hard plastic carrying cases that are super easy to carry. They call it the killer force drill bit set because it can drill strong and tough surfaces like carbon steel, aluminum, stainless steel, and other hard metal materials.
The drill bit also has a 135-degree split point for improved performance. The carrying case also has a belt clip for easy and quick access.
Rust Proof:
So indeed, the built quality is uncompromised in these drill bits. As mentioned above, it is made of high-speed steel material, which means it’s rustproof. This also means that the user can use them confidently on any material without worrying about water involvement. It’s rustproof, which means it has a long-lasting life.
- Attractive black and gold oxide finish
- Intense M-42 cobalt (high-speed steel) design finish
- 135-degree split point for reduced feed pressure
- Impressive plastic casing
- Spiral flute design
- Rustproof, Durable, and long-lasting
- Sometimes, it's hard to find the spare parts
Spkline 13 Pcs Cobalt Drill Bit Set
Product Features
Heavy-Duty Quality:
Talking about the built quality on this set, trust us! It’s too good. Yes! You read that right.
It’s made up of M-35 cobalt blended with industrial-grade high-speed steel pooled with 5% cobalt. This, combined, make it more challenging and sustainable than ever before. The built material not only adds to its performance on harder surfaces. It certainly does also makes it lasts four times longer than standard metal drills.
The story doesn’t end there. It also includes a 135-degree split point like others that eliminates the need for extra physical pressure on the drill. These all little yet powerful drill bits come in a metal casing that has sizes printed on it. So it’s not only easier to carry them; it’s also much more manageable.
Durability:
The design is very strong, durable, and intended to last longer. The drill bits are present in very practically used sizes. The drills are meant for precise and heavy-duty drilling tasks on plastic, wood, or even metal. The shank is straight and can easily fit into many electric-powered drills. The metal casing also contributes to its sustainability and long-lasting life.
- Heavy-duty M-35 cobalt (high-speed steel) design finish
- 135-degree split point for reduced feed pressure
- Particular metal casing for easy ordered storage
- Straight shank fit
- Heat and scratch resistant durable, and long-lasting
- Chiefly it's the right product and doesn't have any such wrong sides
IRWIN M35 (3018002) 29 Pcs Drill Bit Set
The drill bits are highly customizable and available in a variety of piece count. The dimension of the item is 12 x 7.5 x 4 inches.
Product Features
Drilling Capacity:
The drill bits are made up of M-35 cobalt alloy that contains 5% cobalt. This makes it heat and scratch-resistant. The bits are designed to last longer and perform excellently in heavy-duty tasks.
The drill is designed with a 135-degree split point to relax the drill operator and reduce extra pressure during drilling. Overall it provides a good drilling experience for heavy and lighter tasks.
Detailed Design:
Talking about the design, IRWIN didn’t leave any unsatisfactory fractions there. It has a spiral flute type and is made up of cobalt alloy. The finish is durable, and bits are nicely arranged in a metal box and organized for easy access.
The weight is also handy, i.e., 4.45 pounds. In General, it’s an excellent product for DIYers and metal workers. The straight shank can fit easily in a variety of drills.
- Durable M-35 cobalt (high-speed steel) design finish
- 135-degree split point for reduced feed pressure
- Particular metal casing for easy ordered storage
- Straight shank fit
- Heat and scratch resistant durable, and long-lasting
- The latest versions are available and performing better than these
IRWIN Cobalt (316015) 15 Pcs Drill Bit Set
It's relatively harder to find a branded and satisfying piece of drill bit set at this nominal price. However, the company didn't compromise on the built quality either.
Product Features
Impressive Design:
Speaking of the design, the company has done a great job. Just look at the beautiful black oxide finish made from cobalt underneath. All just in such a fantastic price tag. That’s awesome! Indeed it is.
Extremely Durable:
Indeed, the designers have paid an equal amount of attention to the engineering of this drill bit. Like its design, it is also engineered stunningly. It includes a 135-degree split point. The material is extremely durable and made to last long. The built quality is good, and the drill bit is ideal for all drilling tasks.
- Durable cobalt design finish
- 135-degree split point for reduced feed pressure
- Beautifully designed
- The cutting edges may wear out after some time. P.S it can be sharpened to turn into new
Dewalt DW1263 14-Piece Cobalt Drill Bit Set
Product Features
Pilot Pointed Tips:
Somewhat the most impressive thing about this drill bit set is that it comes with pointed pilot tips. The advantage of having these pilot pointed tips is that the drill bit immediately bites the surface and starts piercing right away as soon as you start drilling.
The way it provides the drilling experience is fantastic. Yes, trust us, you will feel twice as happy when you will recall the price you bought these sets.
Handy And Tough Casing:
Well, these little yet chewy drill bits are housed in a handy, heavy-duty case that is extremely easy and super cool to carry. It’s made from the finest quality industrial-grade ABS material and is super durable. It firmly houses 14 drill bits and has dimensions of 19.1 x 11.4 x 2 centimeters. All these branded features come in a decent and much nominal price tag.
- Tough cobalt design finish
- The pilot pointed tips for more accuracy and
- cleaner drilling holes
- Heavy-duty yet handy case to carry drill bits
- Value for money
- Less number of drill bits. You may need some unique drilling bit that you may not find with this set, but it happens in very rare cases
Bosch TI9IM 9 Pc. Titanium Drill Bit Set
Here we will be reviewing the nine pieces set. This drill bit set comes in a very cheap price tag. The design is super durable, and the built quality is stunning.
Product Features
Titanium Built:
Nothing can beat the class of titanium drill bit finish. The built material adds to this bit set’s durability, yet it also adds to the classical gold finish. The price is not much different for the two configurations. So get a 9-bit configuration, even if you have to pay the very minimal difference.
Excellent Performance:
It comes with a no-skate-tip, which provides a very accurate start, and with that, you get clean and responsive drilling. The drill bits are made for heavy-gauge and high-carbon steel drilling experience. The story doesn’t end there!
The drill bits have a long design that reduces the motor torque by providing more motor power performance. The best part is that these drill bits are for impact driver as well. They are designed to work with impact as well as simple drills.
If you want to perform a heavy-duty drilling activity with these bits on some tougher surface, do read our comprehensive guide on drilling into bricks. You may find some useful information.
- Titanium design finish
- No skate tip
- Heavy-duty drill bits
- Long bits for effective drilling
- Shanks designed to work with impact drivers and drills.
- No proper casing
Dewalt (DW1177) 20-Piece Drill Bit Set
Product Features
Casing And Spiral Flute Design:
The drill bits are stored in a tough case made up of plastic and are indexed for easy organization of these drill bits. The drill bits are in black and gold finish. Overall the design is quite simple, and you might not find any fancy attention-grabbing features on this drill bit set.
The tools have a spiral flute design that enhances the entire drilling experience. The casing also includes a sliding grip-lock that keeps the drill bit safely closed in a container.
Ease To Use:
The complete design is straightforward, and the drill bits are easy to use. The product uses a 135-degree split point for less feed pressure and reduces bit slipping. In short, it holds the drill bits firmly at their place.
- Metal design finish
- Sliding soft grip
- Nice finish
- Includes hard container
- 135-degree split point design
- No comfort/ add-on feature
Short Buyer Guide:
So in the above analysis, we have listed the ten best drill bits for hardened steel bolts. Now it’s the choice of the user to decide what specifications are best suitable for them. However, they need to see and consider a few of the points before buying the drills listed above.
- Built Quality
- Number Of Pieces
- Suitable Pieces
- Price
- Design
- Weight And Size Of The Drill bits
- Material
- Sizes
- And Most Importantly, the Machine’s Power Description.
If you want to buy some reliable power tool combo tool kit, we have assembled a list best power tool combo kits that are available in the market.
Frequently Asked Questions
Conclusion:
In the above article, we have enlisted the ten bestseller drill bit sets. There may be more to the list, yet the ones listed are mighty and have the best ranking and proven performance.
Don’t forget to read our short buying guide as it contains a shortlist of features that you must look at before buying that product. The user can choose from those mentioned above according to their needs and requirements.
