10 Best Drill Bits For Drilling Metal

In your journey to find the perfect best drill bits for drilling metal, our expert team has taken the deep dive into the market for you. We’ve spent countless hours analyzing and testing the elite products in this category, ensuring a head-to-head comparison in both everyday use and specialized testing situations. Our methodical approach gives us a nuanced understanding of each product’s advantages and challenges.

In our detailed review, we dissect the pivotal elements of each best drill bits for drilling metal option. From examining critical features to evaluating performance and pricing, we aim to offer you an unclouded and honest evaluation. Our criteria are stringent, with special emphasis on Durability, User Experience, and Cost-Efficiency. We cater to a variety of needs and budgetary frameworks, guiding you towards the best drill bits for drilling metal that best fulfills your specific demands.

Editor’s Note: As part of our commitment to accuracy, this review has been updated in March 2024, including a range of new options to reflect the ever-evolving market, thus aiding you in making a decision that is both informed and current.

Top Products for best drill bits for drilling metal

# Image Product Name Price
1 BOSCH 14-Piece Cobalt M42 Metal Drill Bit Set for Drilling Stainless Steel, Cast Iron, Titanium, Light Metal BOSCH 14-Piece Cobalt M42 Metal Drill Bit Set for Drilling Stainless Steel, Cast Iron, Titanium, Light Metal Buy Now – $34.28
2 STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood Buy Now – $16.39
3 amoolo Cobalt Drill Bit Set (1/16"-1/4",13 Pcs), M35 HSS Metal Drill Bits for Steel, Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood amoolo Cobalt Drill Bit Set (1/16″-1/4″,13 Pcs), M35 HSS Metal Drill Bits for Steel, Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood Buy Now – $11.99
4 BOSCH TI5IM 5-Piece Assorted Set Titanium Nitride Coated Metal Drill Bits with Included Case Impact Tough with Impact-Rated Hex Shank Ideal for Heavy-Gauge Carbon Steels, Light Gauge Metal, Hardwood BOSCH TI5IM 5-Piece Assorted Set Titanium Nitride Coated Metal Drill Bits with Included Case Impact Tough with Impact-Rated Hex Shank Ideal for Heavy-Gauge Carbon Steels, Light Gauge Metal, Hardwood Buy Now – $8.99
5 Cobalt Drill Bits for Metal and Steel - 13 Piece Set in SAE Sizes (1/16" - 1/4") M35 Fully Grounded 5% Cobalt - Plastic Storage Case Included Cobalt Drill Bits for Metal and Steel – 13 Piece Set in SAE Sizes (1/16″ – 1/4″) M35 Fully Grounded 5% Cobalt – Plastic Storage Case Included Buy Now – $15.99
6 BOSCH CO2140 1-Piece 13/64 In. x 3-5/8 In. Cobalt Metal Drill Bit for Drilling Applications in Light-Gauge Metal, High-Carbon Steel, Aluminum and Ally Steel, Cast Iron, Stainless Steel, Titanium BOSCH CO2140 1-Piece 13/64 In. x 3-5/8 In. Cobalt Metal Drill Bit for Drilling Applications in Light-Gauge Metal, High-Carbon Steel, Aluminum and Ally Steel, Cast Iron, Stainless Steel, Titanium Buy Now – $4.39
7 NOVORIK Drill Bit Set 29Pc, 5% Cobalt Twist Drill, M35 High Speed Steel,135 Degree Split Point, for Drilling Stainless Steel, Hardened Metal, Cast Iron, Plastic and Wood, with Indexed Storage Iron Box NOVORIK Drill Bit Set 29Pc, 5% Cobalt Twist Drill, M35 High Speed Steel,135 Degree Split Point, for Drilling Stainless Steel, Hardened Metal, Cast Iron, Plastic and Wood, with Indexed Storage Iron Box Buy Now – $49.99
8 HIDOTOL 13 PCS Cobalt Drill Bit Set M35 HSS Twist Drill Bits 1/16"-1/4" for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood HIDOTOL 13 PCS Cobalt Drill Bit Set M35 HSS Twist Drill Bits 1/16″-1/4″ for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood Buy Now – $10.89
9 BeHappy Cobalt Drill Bit Set, 21Pcs Titanium Twist Drill Bit Set, M35 High Speed Steel Jobber Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron,Wood,Plastic, Rose Storage Case, 1/16"-3/8" BeHappy Cobalt Drill Bit Set, 21Pcs Titanium Twist Drill Bit Set, M35 High Speed Steel Jobber Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron,Wood,Plastic, Rose Storage Case, 1/16″-3/8″ Buy Now – $18.99
10 DelitonGude 1/8 DelitonGude 1/8”inch HSS M35 Cobalt Twist Drill Bits,High Speed Steel,Pack of 10,Suitable for Steels,Cast Iron,Stainless Steels and Other Hard Metals(1/8inch) Buy Now – $12.99 ($1.30 / Count)

1. BOSCH 14-Piece Cobalt M42 Metal Drill Bit Set for Drilling Stainless Steel, Cast Iron, Titanium, Light Metal

BOSCH 14-Piece Cobalt M42 Metal Drill Bit Set for Drilling Stainless Steel, Cast Iron, Titanium, Light Metal

Key Features:

  • 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
  • Includes – 1/16″, 5/64″, 3/32″, 7/64″, 1/8″, 9/64″, 5/32″, 3/16″, 7/32″, 1/4″, 5/16″, 3/8″, 1/2″

Buy Now From Amazon – $34.28


2. STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

Key Features:

  • 【Premium True 5% Cobalt Steel with 68 HRC】- The Marked Cobalt Content of Ordinary Drill Bits May be False, but This Drill Bits Set is Made of Cobalt Ore from Our Own Mine, Which Indeed Contains 5% Cobalt. Although the Cost and Price are Slightly Higher, It Usually is able to Provide 3X Heat,Wear and Chip Resistance and 3X Tool Life.
  • 【Split Point Design and Fully Ground Process】- Compared with Other Ordinary Drill Bits, This Drill Bits Set is Particularly Suitable for Heavy Duty Work, Such as Cutting through Stainless Steel,Steel Plate,Iron Sheet, Cast Iron and Hardwood, and Drilling Out Bolts Studs and Screws.
  • 【3X Efficiency + 3X Tool Life】- This Cobalt High Speed Steel Drill Bits Set is Typically Capable of Running 3 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.
  • 【Sharp Drill Bit Edge】- This Kind of Drill Bits Beast Can Even Cut Hardened Metal into Long Iron Bars, While a Dull Drill Bit Can Just Slowly Wear Through Metal.
  • 【13 Pieces Jobber Length Industrial Drill Bits 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 [DIA 1/64 Inch Increments]

Buy Now From Amazon – $16.39


3. amoolo Cobalt Drill Bit Set (1/16″-1/4″,13 Pcs), M35 HSS Metal Drill Bits for Steel, Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

amoolo Cobalt Drill Bit Set (1/16"-1/4",13 Pcs), M35 HSS Metal Drill Bits for Steel, Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

Key Features:

  • 【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!

Buy Now From Amazon – $11.99


4. BOSCH TI5IM 5-Piece Assorted Set Titanium Nitride Coated Metal Drill Bits with Included Case Impact Tough with Impact-Rated Hex Shank Ideal for Heavy-Gauge Carbon Steels, Light Gauge Metal, Hardwood

BOSCH TI5IM 5-Piece Assorted Set Titanium Nitride Coated Metal Drill Bits with Included Case Impact Tough with Impact-Rated Hex Shank Ideal for Heavy-Gauge Carbon Steels, Light Gauge Metal, Hardwood

Key Features:

  • No skate tip – accurate starts
  • Designed for heavy-gauge and high-carbon steel
  • Long flutes for effective material removal
  • Impact-rated shank for higher torque drill/drivers
  • Titanium coating for less friction

Buy Now From Amazon – $8.99


5. Cobalt Drill Bits for Metal and Steel – 13 Piece Set in SAE Sizes (1/16″ – 1/4″) M35 Fully Grounded 5% Cobalt – Plastic Storage Case Included

Cobalt Drill Bits for Metal and Steel - 13 Piece Set in SAE Sizes (1/16" - 1/4") M35 Fully Grounded 5% Cobalt - Plastic Storage Case Included

Key Features:

  • 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.

Buy Now From Amazon – $15.99


6. BOSCH CO2140 1-Piece 13/64 In. x 3-5/8 In. Cobalt Metal Drill Bit for Drilling Applications in Light-Gauge Metal, High-Carbon Steel, Aluminum and Ally Steel, Cast Iron, Stainless Steel, Titanium

BOSCH CO2140 1-Piece 13/64 In. x 3-5/8 In. Cobalt Metal Drill Bit for Drilling Applications in Light-Gauge Metal, High-Carbon Steel, Aluminum and Ally Steel, Cast Iron, Stainless Steel, Titanium

Key Features:

  • Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF)
  • Rigid, thick web design adds stability to bit in tough applications
  • Surface hardened to penetrate tough abrasive materials
  • Available in jobber length, full shank
  • Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium

Buy Now From Amazon – $4.39


7. NOVORIK Drill Bit Set 29Pc, 5% Cobalt Twist Drill, M35 High Speed Steel,135 Degree Split Point, for Drilling Stainless Steel, Hardened Metal, Cast Iron, Plastic and Wood, with Indexed Storage Iron Box

NOVORIK Drill Bit Set 29Pc, 5% Cobalt Twist Drill, M35 High Speed Steel,135 Degree Split Point, for Drilling Stainless Steel, Hardened Metal, Cast Iron, Plastic and Wood, with Indexed Storage Iron Box

Key Features:

  • High Toughness Material: Our drill bit is made of High Speed Steel M35, a molybdenum mix containing 5% cobalt which improves its toughness and hardness, making it highly suitable for drilling stainless steel. It can also drill sheet metal, hardened metal, cast iron, plastic and wood.
  • More Professional Performance: Its 135° split point tip and double split edge design, coupled with its straight shank design improves stability and prevents sliding while drilling.
  • High Drilling Efficiency: Our drill bit is fully ground which ensures smooth drilling, and its double spiral groove design prevents the accumulation of wooden chips.
  • Wide Range of Applications: It is compatible with corded and cordless drills, pneumatic drills, drilling machines, bench drills, etc. Not suitable for impact mode.
  • Specially Designed Storage Box: Our storage box is designed with a plastic panel which makes it easy for you to find the right drill bit at a glance. It is designed to hold one drill bit in each hole, allowing you to take and store the drill bits easily.

Buy Now From Amazon – $49.99


8. HIDOTOL 13 PCS Cobalt Drill Bit Set M35 HSS Twist Drill Bits 1/16″-1/4″ for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

HIDOTOL 13 PCS Cobalt Drill Bit Set M35 HSS Twist Drill Bits 1/16"-1/4" for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

Key Features:

  • High Quality Material – Premium High Speed Steel M35 (Cobalt 5%) provide extended tool life compared to ordinary drill bits when drilling hard materials.
  • Characteristics – 135° split point with round straight shank, self-centering prevent walking, make drilling precise and faster. Fully Ground twist design helps clear particles faster, decreases friction and heat for a cooler drilling performance.
  • Widely Used – M35 Cobalt High Speed Steel is more suitable for tough, high tensile strength material. Particularly successful in cutting harden metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods.
  • Specifications – Set of 13pcs jobber length drill bits 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.
  • Organized Holder – The whole drill bit set are kept in Rose plastic case with size index holder for easy storage and organizing.

Buy Now From Amazon – $10.89


9. BeHappy Cobalt Drill Bit Set, 21Pcs Titanium Twist Drill Bit Set, M35 High Speed Steel Jobber Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron,Wood,Plastic, Rose Storage Case, 1/16″-3/8″

BeHappy Cobalt Drill Bit Set, 21Pcs Titanium Twist Drill Bit Set, M35 High Speed Steel Jobber Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron,Wood,Plastic, Rose Storage Case, 1/16"-3/8"

Key Features:

  • 【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″. This 21PCS M35 Titanium drill bit set 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 M35 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 metal drill bit is 135°split point with a round straight shank & three flat 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 drill bit set includes a portable case that can be hung anywhere for easy access and storage. Whether you’re a professional woodworker, handyman, or builder, or you’re just taking on the occasional housing project as a relaxing hobby, this 21PCS rose box cobalt 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

Buy Now From Amazon – $18.99


10. DelitonGude 1/8”inch HSS M35 Cobalt Twist Drill Bits,High Speed Steel,Pack of 10,Suitable for Steels,Cast Iron,Stainless Steels and Other Hard Metals(1/8inch)

DelitonGude 1/8

Key Features:

  • Great product and very good quality. Made from M35 Hight-speed Steel and 5% Cobalt.Size:3.2mm,Total length:2.55inch,Work length:1.37inch.
  • The blades are very sharp and they drill into metal fast.Including Steels,Cast Iron ,Copper,Galvanized Pipe,Aluminum Alloy,Wood, Plastic and Other Hard Metals.If you need to drill hard metal, Highly recommended use drilling press contral the RPM.Not for Glass or Ceramic Materials.
  • Full-grinding Nitriding,Good Wear resistance,Durable,Spiral groove design, well chip removal performance.135 Tip & Twist Design,Increases cutting speed with self-centering and prevents walking.
  • For Professional and DIY Use, household maintenance and repair.These are so good to save times.
  • Works great and good price, Will be a good assistant in your work.

Buy Now From Amazon – $12.99 ($1.30 / Count)


Your Comprehensive Guide to Choosing the Right best drill bits for drilling metal

Determine Specific Needs

Clearly define what you expect from the best drill bits for drilling metal. Think about the must-have features and how you intend to use the product in your daily life.

Quality as Priority

The overall quality of the best drill bits for drilling metal should be a key consideration. Reliable, well-constructed products often offer better longevity and satisfaction.

Evaluate Brand Strength

Consider the trustworthiness and history of the brand. Brands with a solid reputation often provide quality products and customer service.

Seller Reliability

The reliability and reputation of the seller are crucial. Trusted sellers usually offer better customer support and return policies.

Importance of Customer Feedback

Customer feedback and ratings are invaluable for getting honest insights. Pay attention to consistent comments regarding performance and quality.

Durability and Serviceability

Consider the product’s lifespan and ease of maintenance. A durable and low-maintenance best drill bits for drilling metal can offer better value over time.

User-Friendliness

Choose a best drill bits for drilling metal that is intuitive and easy to integrate into your routine. Products that are user-friendly often lead to higher satisfaction.

Budget vs. Worth

Balance the cost of the best drill bits for drilling metal with the value it provides. Sometimes, a higher initial investment can be more economical in the long run.

Accessibility of the Product

Check how easily you can purchase and receive the best drill bits for drilling metal. Good availability often means better support and quicker resolution of issues.

Detailed Product Comparisons

Systematically compare different best drill bits for drilling metal products. Analyze their features and functionalities to see which best aligns with your needs.

Guarantees and Customer Service

Look for products with strong warranties and dependable customer service. These aspects are crucial for a worry-free experience.

Keeping Up with Trends

Be aware of the latest trends and updates in the best drill bits for drilling metal market. Choosing a current and up-to-date product ensures you get the best technology and features.

Decision Time

After evaluating all aspects, select the best drill bits for drilling metal that fulfills your requirements, offers the best value, and aligns with your lifestyle.

Our detailed reviews and guides aim to provide you with all the necessary information to make an informed and confident choice in your best drill bits for drilling metal selection.


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