Don't worry if you don't know where to start with your research since we've got you covered with that as well.
Best drill bits for drilling hardened steel – Top 22 Picks In 2022
- Cobalt M42 drill bit – provides upgraded M42 Cobalt jobber-length bits designed for durability, high heat resistance and Hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
- Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits
- High-heat resistant bits – withstand high-temperature applications for extended periods of time
- Thick web-helix design – provides additional stability in tough applications
- Surface-hardened tip – penetrates tough abrasive materials
- SET OF 13 COBALT DRILL BITS - In the following imperial sizes 1/4", 15/64", 7/32", 13/64", 3/16", 11/64", 5/32", 9/64", 1/8", 7/64", 3/32", 5/64", 1/16"
- M35, Fully Ground, 135° Split Point - Our Drill Bits Contain 5% Cobalt, Are Fully Grounded for a Precision Drilling Diameter. 135° Split Point Design Makes it Easier to Drill Repeated Holes in Harder Materials.
- PLASTIC STORAGE CASE INCLUDED - Incredibly Tough and Durable Plastic Case. Perfect for Keeping Your Cobalt Drill Bits Neatly Organized and Safe.
- COBALT DRILL BITS ARE THE PERFECT DRILL BITS FOR METAL - As well as other hard materials such as Stainless Steel, Hardened Steel, Cast Iron, Bronze, Titanium, and More!
- LIFETIME GUARANTEE - Here at Owl Tools (USA Based Company) we only care about your satisfaction. We try our best to ensure each product is in perfect condition before you get it, but if something is not up to your satisfaction, please contact us for a full refund or replacement.
- UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
- 1/2" COBALT DRILL BIT - Round straight shanks, include 5 pack 1/2-inch diameter hss drill bit with well organized clear ps case.
- Connectable accessory storage system to optimize storage space of drill bits for wood, metal or i-beams
- Patented bit-bar design allows easy removal of drill bits and customizable placement
- DEWALT drill bit set comes with clear lid allowing you to easily see contents at glance
- Clip latch for secure closing
- Small Bulk Storage size fits inside the Small and Medium ToughCase+ (sold separately) - Ideal for organizing loose bits
- UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
- 13PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 1/4-inch in 1/64-inch increments.
- Material: YG Cemented Carbide + Chrome Vanadium Steel. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel.
- The mistake that a lot of people make is using high speed steel twist drills at high speeds. If you search for "machining speeds and feeds" you will find a lot of information about the correct speeds to run cutting tools against different types of metal. Twist drills are the category of cutting tool you are looking for.
- As soon as the heat starts to build up on the tip, the drill bit can lose the hardness that make it a cutting tool. Using HSS drills at low rpm with cooling fluid or lubricant can provide a large quantity of successful holes in metal. TThere have chunks of carbide on the end, and carbide will make easy work of even the hardest steel, and allow you to use high rpms. (In the process of opening holes to continue to add water for cooling.)
- High toughness, abrasion resistance, high-speed cutting for the high hardness.
- Size: 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13.5mm 14mm 15mm.
- 21 PIECES INCLUDED: 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8".
- HSS WITH 5% COBALT: Durable, Higher Heat & Abrasion Resistance.
- PRECISE 135°SPLIT POINT & TWIST DESIGN: Prevent walking, clear chips and particles faster.
- PROFESSIONAL & WIDELY USE: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials.
- ORGANIZED HOLDER: Set includes the drill bit holder with size index for easy storage and organizing.
- UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
- 1/8" COBALT DRILL BIT - Round straight shanks, include 10 pack 1/8-inch diameter hss drill bit with well organized clear ps case.
- UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
- 29PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 1/2-inch in 1/64-inch increments.
- Made from cobalt(5%) High Speed Steel , increases the wear and heat resistance of drill bit, the life span of drill bit is prolonged.
- Fully Grinding Processing makes the surface of drill bit smoother, the friction can be reduced and the cutting speed is faster.
- 135° Split Point Design improves cutting speed while easy self-centering, prevent walking and skating across the workpiece surface
- Perfect suitable for drilling in hard metals such as stainless steel and cast iron, and other softer material are also possible.
- 10pcs of 1/4" cobalt drill bit are packed in a plastic case for easy storage and carrying , manufactured in strict accordance with ANSI B94-11M.
- UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
- 21PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 3/8-inch in 1/64-inch increments.
- 【Drill Bit Set】:Includes 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2". This 29 PCS M35 Cobalt Drill Bit Sets meets all your needs
- 【Cobalt 5% HSS】: High-Speed Steel M35(Cobalt 5%)cobalt drill bit set can effectively drill tough and high tensile materials. The metal drill bit is especially suitable for cutting hard metals, such as stainless steel, cast iron, superalloys, titanium alloys, rigid plastics, and wood, It can also be used in soft materials
- 【Characteristics】: The twist drill bit is 135°split point with a round straight shank, self-centering prevents walking, and makes drilling precise and faster. Double back Angle process and full grinding process is adopted fully ground process twist design helps clear particles faster, decreases friction and heat for a cooler drilling performance
- 【Packaging】: The jobber drill bit set includes a portable bucket that can be hung anywhere or on your waist for easy operation. Whether you're a professional woodworker, handyman, or builder, or you're just taking on the occasional housing project as a relaxing hobby, this barrel-packed metal drill bit set has everything you need
- 【After-sales Service】: BeHappy is a specialized tool product, buyers satisfaction is our most sought goal. If you have any doubts about our products, you can contact us, we are happy to help you solve the problem
- JOBBER LENGTH: jobber length cobalt drill bit, 135 degree split point reduces drill walking, 3-flat shank provides a secrue grip in chucks
- MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits
- CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits
- APPLICATION: best used for drilling in hard metal, including stainless steel
- INCLUDE: 13 pieces cobalt drill bits in inch sizes 1/16" to 1/4" (1/64" increments) with plastic case
- HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
- Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for metal/wood/plastic countersunk. Suitable for Home DIY, and General Building/Engineering Use.
- Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
- Easy Organizing - A drill bits holder with size index is included in the metal kit for easy storage and organizing without fear of it falling out.
- Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market.
- Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel
- Made from industrial grade High-Speed Steel for increased durability. 8% Cobalt alloy steel is heat and abrasion-resistant
- 135-degree split-point tip starts drilling immediately with less force and eliminates "walking" across the work surface
- Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
- 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
- This Cobalt Drill Bit is Typically Capable of Running Three to Five Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.
- The Sufficiently Sharp Bit Edge Can Cut the Metal Material into Long Strips of Iron Chips rather than Slowly Grinding Throng the Material with a Blunt Drill Bit.
- 19Pcs 135 Degree Split Point Drill Bits Includes :1mm(length:3.4cm) 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm(length:8.5cm) 5.5mm 6mm(length:9cm) 6.5mm 7mm 7.5mm 8mm(length:11.5cm) 8.5mm 9mm 9.5mm 10mm(length:13cm) [DIA 0.5mm Increments] .
- 13PC Metric drill - The set includes 13pcs of M35 cobalt steel twist drill bits: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm. Organized in a sophisticated tin storage case for easy transport to your workplace.
- Cobalt Steel - Manufactured From HSS M35 5% Cobalt Steel, with Molybdenum and Cobalt Added to Creates a Hardened Alloy, Measuring Rockwell Hardness Up to 65, For Much Faster Cutting and Extra Longer Life Span, with Up to 11 Times When Compared with an Average HSS Drill Bit.
- The 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander", Classic HSS Construction With Titanium Coating for Capability and Durability. The Cutting Edge Is Hardened and Honed for Sharpness.
- Flutes Form - 2 Flutes form Helps Clear Chips and Debris Away from The Bit, Decreasing Friction and Heat for A Faster, Cooler Drilling Process, Chatter-Free Design with Staggered Cutting Teeth Ensure The Precise Countersinking and Hole Smooth Clean.
- For Metalworking - Particularly Successful In Cutting Through Hard Metals(Hardness Less Than HRC38°) Such As Stainless Steel and Cast Iron, Although They Can Be Used for Softer Materials Like Copper and Aluminium, Too. Not for Hardened Steel and High Carbon Steel.
- 【M35 Cobalt High Speed Steel】Industry grade M35 high speed steel drill bit set, much harder than HSS used in other similar drill bits set. These drill bits contain 5% Cobalt, which increases wear-resistance and durability.
- 【Most Commonly-Used 13 Sizes】A complete combo set of 13 jobber length industrial drill bits for metal drilling (1/16",5/64",3/32",7/64",1/8",9/64",5/32",11/64",3/16",13/64",7/32",15/64",1/4") . They fit the majority of power drill currently on the market and comes with a portable plastic case for easy storage and organization.
- 【Precise & Efficient Drilling Performance】✔ Fully Ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. ✔ 135° Split Point with round straight shank prevents walking and makes drilling precise and faster. No center punch is needed.
- 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. ✔ Pay attention to speed, pressure and heat control during drilling.
- 【90 Days Warranty】At Amoolo, we center on customer satisfaction. Get your drill bits today along with our 90-day Hassle-Free Warranty Policy, exchange or refund guaranteed for any product defect!
- COBALT STEEL - Manufactured from M35 grade cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, for much faster cutting and extra longer life span, ideal for repeated drilling in metalworking.
- FOR METALWORKING - Particularly successful in cutting through hard metals(hardness less than HRC38°) such as stainless steel and cast iron, although they can be used for softer materials like copper and aluminium, too. Not for hardened steel / high carbon steel. Try to adjust the RPM when it fails to penetrate.
- SELF CENTERING - The 135°quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. The bits will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks.
- 2PC SET - The set includes 2pcs of 1/2” diameter fractional inch size M35 grade cobalt steel twist drill bits. Total lenght: 5.98 inch; working length: 4.49 inch. Manufactured to German DIN338 standard. Packed in a plastic bag and a flat paper box.
- DOWNLOADABLE USER GUIDE - We've summed up some tips of drilling metals, including a RPM chart for several common metals, based on our reviews and some articles on the internet. In most cases, our customers would get a much better result with these tips. Welcome to download.
- 【M35 Cobalt Steel】These twist drill bit set made of high-quality M35 cobalt-containing high-speed steel, resistant to high temperature and grindingIt,which allows the drill to easily drill on hard surfaces then quickly achieve the purpose. Offer excellent performance and durabi
- 【Smooth design】: With 135 degree self-centering tip, apply pressure evenly, Hardened and polished to form a sharp cutting edge, the precision grinding process provides a smooth surface and high grinding accuracy, helping you to drill through surfaces with ease.
- 【Chip removal chute】:Classic humanized double spiral chip evacuation groove design. The grooves-2 grooves help remove chips and debris from the drill bit, reducing friction and heat, thus achieving a faster, cooler drilling process.
- 【Package】: The twist diamond set comes with its own red outer box for easy storage and outer box snap hook for easy locking storage with a portable hook design. Easy to carry and fold to save bulk and easy to store. The box is marked with the inch size of each drill bit, from 1/16 inch to 1/4 inch, for easy access
- 【Widely application】: This set of twist drill is especially suitable for drilling in stainless steel, cast iron, copper, aluminum alloy and other metal materials; for drilling in plastic, wood and so on. Convenient 13-piece set to meet your work needs, suitable for home renovation DIY and general industrial applications.
Consider These Factors Before Buying The best drill bits for drilling hardened steel
Before making a purchase, we frequently seek the advice of those who have made the same purchase.
Word of mouth is where we begin our research process. Reviews are important in modern marketing methods because consumers want to purchase the facts that users utilize as real-world examples.
You need not go door-to-door to determine whether the product is a worthwhile purchase. Your product can be found on a multitude of platforms just by entering its name into a search engine.
Online is at the top of the list since it has emerged as one of the greatest online selling platforms worldwide. A smart way to learn more about your product is to search for other online selling platforms and visit their review sections.
Reddit threads are a helpful additional resource for discovering reliable reviews.
Typically, people from all over the world ask for assistance with product reviews or offer their opinions on the product as a whole. If it isn't an exceptionally rare kind, almost any type of product thread can be found.
Furthermore, it is simpler to learn more about product by exploring on Reddit because all of the thorough information about it is there, including the function, size, and brand.
The web reviews can help you if you're seeking for any specific information for your product. When it comes to difficulties with authenticity and trust, the internet has surpassed all other online platforms. For your product, you might want to look at the Online review area.
Reviews will provide you a wide range of factors to consider, but you must do more than that to fully investigate your product before you buy it.
Additionally, you should first obtain the following clarifications:
- What is the budget for drill bits for drilling hardened steel?
- Is the drill bits for drilling hardened steel worth purchasing?
- What types of drill bits for drilling hardened steel are on the market?
- What should you look for before purchasing a drill bits for drilling hardened steel?
- What benefits may you get by buying a drill bits for drilling hardened steel?
You should ask yourself these fundamental queries before making any purchases. However, you would undoubtedly have many more queries regarding purchasing the product thanks to your inquisitive nature. Because of this, you should always make an effort to learn as much as you can before making a purchase.
Benefits of Purchasing Products from Online Marketplaces
Our purchasing habits have recently seen a significant shift toward internet shopping. Customers have started to lean more in its direction because of its advantages and convenience.
Let's explore some of the factors that have contributed to its rise to fame and explain why you might want to think about doing the same.
Finding the Best Offers
Online shopping can be more cost-effective because products are sent straight from the vendor or manufacturer. Additionally, it is less complicated to compare prices and choose a better deal. You can also avoid paying taxes if you order something from outside your country.
Getting a Huge Variety of Options
On the internet, there are an astounding number of alternatives. You may find just about every brand or product you're looking for here.
Your options for styles and sizes are far larger than what you'd find at local stores.
Saving Your Valuable Time
Convenience is by far the biggest advantage of online shopping. Without standing in line or asking the shop staff to help you find products, you can buy anything at any time.
Your time and physical effort would both be spared by doing this. Stop lugging around hefty shopping bags from the store to your house.
How to Choose the best drill bits for drilling hardened steel
It may be challenging for a beginner to choose the perfect drill bits for drilling hardened steel. Even for long-time customers, it can be hard to find the right product.
So allow us to outline some factors you should take into account when selecting the product:
Cost
Before purchasing anything, price is an important consideration because everyone wants to get a great deal. Don't get the impression that your product is only a good deal if it costs a lot of money. You should constantly compare the prices of similar goods to your product before making a decision.
It's usually a good idea to wait for a sale if you're not in a rush. Always keep the price into consideration while making a purchase, so be aware of your budget and decide if the item is worthwhile.
Brand
Some may wonder why brands matter when a non-branded product receives positive feedback. However, brands do important.
Simply if a branded product didn't have its importance, how could it have endured for over ten years?
Brands do matter for some products than others, but you should always compare brands before making a purchase.
Function
Specifications become increasingly detailed as the level of capability increases. Therefore, you should be aware of how something works before you buy it.
The key deciding factor is the product's specifications. Make careful to review drill bits for drilling hardened steel specifications to see if it's the one you desire.
Customer Feedback
Reviews can influence customers' choices and increase the credibility of a business. Most informed consumers would research previous users' views with the drill bits for drilling hardened steel in order to determine whether it is dependable.
Therefore, this is an excellent approach to learn more about something before buying.
Wrapping Up
Now you have a better idea about the best drill bits for drilling hardened steel. Hopefully, choosing one will be an easy task for you. For the best experience, follow our advice and recommendations. It will help you find the product.
With that, we would like to conclude here by wishing you good luck.