July 27, 2025

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Cobalt And Drills of 2025

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Best Choice

1

JEFE HEX
JEFE HEX 115 Pcs Cobalt Drill Bit Set, All M35 HSS Drill Bit Sets, 135° Split Point, Fractional Sizes 1/16" to 1/2", Letters A-Z, Wire Sizes #1 to #60, Durable Metal Indexed Storage Case
Main highlights

Key Features
Comprehensive 115 pcs set, M35 cobalt HSS for high heat resistance, 135 split point for sharpness and precision, organized in an iron case.

Ideal Use Cases
Perfect for drilling stainless steel, cast iron, high temperature alloys, titanium, hard plastics, woods, and DIY projects requiring precise holes.

Customer Reviews
Highly praised for its durability and ability to maintain sharpness, making it a reliable choice for professional and home use.
Key specs
- Size:115 pcs set
- Quantity:115 pcs
- Material:High speed steel
- Point Design:135 split point
- Application:Versatile application
9.7

Exceptional

Our Rating
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Value for Money

2

IRWIN
IRWIN Drill Bit Set, M35 Cobalt Alloy Steel Steel, 29-Piece (3018002)
Main highlights

Cobalt Alloy Durability
Made from 5% cobalt alloy steel for high heat and abrasion resistance.

Versatile Use Cases
Perfect for drilling through hard materials like steel and alloy.

Customer Praise for Strength
Highly praised for not breaking under pressure and ease of use.
9.6

Exceptional

Our Rating

9.3
Long life

9.1
worth the money

9.1
lasts a long time
3

Sinyeenglon
Sinyeenglon Cobalt Drill Bit Set for Hardened Metal and Stainless Steel, 99Pcs M35 High Speed Steel Twist Jobber Metal Drill Bits 1/16"-3/8", with Plastic Index Storage Case
Main highlights

Durable and Efficient
Cobalt M35 material offers superior hardness, cutting speed, and longevity, lasting up to 12 times longer than average HSS bits.

Versatile Applications
Ideal for drilling stainless steel, cast iron, titanium, aluminum, and other hard metals.

Organized Storage
Plastic case with labeled compartments for easy access and organization.
Key specs
- Size:99pcs
- Quantity:99
- Material:Cobalt M35
- Point Design:Hardened Full Grinding
- Application:Stainless steel, cast iron
9.5

Excellent

Our Rating
4

CaRoller
CaRoller Cobalt Drill Bit Set 29-Piece M35 Cobalt Steel Metal Drill Bits Durable Round Shank Drill Sets for Steel, Wood Plastic Sheet Metal – Includes Practical Cup-Type Holder (29pcs Cobalt)
Main highlights

Key Features
HSS cobalt, amber coating for durability and resistance, 29-piece set with 1/16 to 1/2 inch bits, and portable, ergonomic carrying case.

Ideal Use Cases
Perfect for professional woodworkers, handymen, construction workers, and hobbyists needing precise holes in steel, alloys, plastics, and wood.

Customer Reviews
Most praised for its long-lasting sharpness, the convenient carrying case, and exceptional performance across a variety of materials.
Key specs
- Size:29-piece set
- Quantity:29
- Material:HSS cobalt
- Point Design:135-degree split point
- Application:Steel, cast iron, wood
9.4

Excellent

Our Rating

8.0
worth the money

8.0
lasts a long time

8.0
Durability
5

toolant
toolant Cobalt Drill Bit Set for Metal and Steel (Pro), Titanium Aluminum Nitride Coated (TiAlN) with Bullet Point Tip, for Hardened Metal, Stainless Steel, 21pcs 1/16"-1/2"

15% Off
Main highlights

Exceptional Performance for Metal Drilling
The TOOLANT Pro Cobalt Drill Bit Set features titanium aluminum nitride coating, enhancing durability and heat resistance for efficient metal drilling.

Ideal for Heavy-Duty Scenarios
Meticulously engineered with bullet point tips, this set excels in demanding tasks, ensuring precise and accurate drilling in metal.

Praised Longevity and Customer Support
Customers appreciate the drill bits' longevity and the company's excellent customer service, even offering refunds or replacements if needed.
Key specs
- Size:21-piece set
- Quantity:21
- Material:Cobalt
- Point Design:Bullet point
- Application:Drilling metal
9.3

Excellent

Our Rating
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6

MACXCOIP
MACXCOIP Cobalt Drill Bit Set, 29Pcs M35 High Speed Steel Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics, with Metal Index Storage Box, 1/16"-1/2"
Main highlights

Comprehensive Drill Bit Set
Various Sizes: 29 sets of drill bits from 1/16 to 1/2 inch, M35 cobalt material, 135-degree point tip, twist design, and HSS Jobber Length.

Versatile Application Range
Ideal for cutting stainless steel, iron castings, copper, aluminum, soft metals, plastics, and wood. Suitable for both soft and hard objects.

Durability and Sharpness
Customers frequently praise the drill bits for their sharpness and durability, particularly in cutting through steel and maintaining their edge over time.
Key specs
- Size:Various Sizes 29 sets
- Quantity:29 drill bits
- Material:M35 Cobalt
- Point Design:135 degree point tip
- Application:Stainless steel, soft metals
9.2

Excellent

Our Rating

9.7
worth the money

9.3
lasts a long time

8.9
materials Quality
7

GMTOOLS
GMTOOLS 29Pcs Cobalt Drill Bit Set, 135 Degree Tip High Speed Steel with Black and Gold Finish, Stainless Steel, Plastic and Wood with Metal Indexed Storage Case 1/16"-1/2"
Main highlights

High Durability and Versatility
High-speed steel with black and gold oxide finish offers corrosion and wear resistance, suitable for various materials like stainless steel and wood.

Perfect for Diverse Drilling Needs
Includes 29 drill bit sizes, ideal for tapping or creating clearance holes in metals, plastics, and wood.

Praised Quality and Storage
Customers appreciate the high-quality bits and metal indexed case, providing easy access and organization.
Key specs
- Size:7.76 x 4.61 x 2.36 inches
- Quantity:29 pieces
- Material:High-speed steel, black and gold oxide
- Point Design:135 degree split point
- Application:Stainless steel, cast iron, wood
9.1

Excellent

Our Rating
8

amoolo

AMOOLO Cobalt Drill Bit Set 31Pcs (1/16"-1/2"), M35 High Speed Steel Metal Drill Bits Jobber Length for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood
9.0

Excellent

Our Rating

8.7
Precision

8.4
worth the money

8.0
lasts a long time
9

STROTON
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)
Main highlights

Durable and Efficient Performance
Premium M42 8 Cobalt Steel offers superior heat, wear, and chip resistance for long tool life.

Versatile Use Across Materials
Ideal for cutting through stainless steel, hard metals, aluminum, and plastic with a 3-step design.

Excellent Cutting Action
Customers praise the bits' ability to cut hardened steel like butter.
8.8

Very Good

Our Rating

9.3
Precision

8.4
worth the money

8.0
lasts a long time
10

Drill America

Drill America 15 Piece Cobalt Drill Bit Set with Gold Finish in Round Case (1/16" - 1/2" x 32nds), DWDCO Series
8.6

Very Good

Our Rating

Cobalt And Drills of 2025

1

JEFE HEX 115 Pcs Cobalt Drill Bit Set, All M35 HSS Drill Bit Sets, 135° Split Point, Fractional Sizes 1/16" to 1/2", Letters A-Z, Wire Sizes #1 to #60, Durable Metal Indexed Storage Case

How do we rank?

How do we rank?

Analyzing top stores

2

IRWIN Drill Bit Set, M35 Cobalt Alloy Steel Steel, 29-Piece (3018002)

9.3

9.1

9.1

3

Sinyeenglon Cobalt Drill Bit Set for Hardened Metal and Stainless Steel, 99Pcs M35 High Speed Steel Twist Jobber Metal Drill Bits 1/16"-3/8", with Plastic Index Storage Case

4

CaRoller Cobalt Drill Bit Set 29-Piece M35 Cobalt Steel Metal Drill Bits Durable Round Shank Drill Sets for Steel, Wood Plastic Sheet Metal – Includes Practical Cup-Type Holder (29pcs Cobalt)

8.0

8.0

8.0

5

toolant Cobalt Drill Bit Set for Metal and Steel (Pro), Titanium Aluminum Nitride Coated (TiAlN) with Bullet Point Tip, for Hardened Metal, Stainless Steel, 21pcs 1/16"-1/2"

6

MACXCOIP Cobalt Drill Bit Set, 29Pcs M35 High Speed Steel Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics, with Metal Index Storage Box, 1/16"-1/2"

9.7

9.3

8.9

7

GMTOOLS 29Pcs Cobalt Drill Bit Set, 135 Degree Tip High Speed Steel with Black and Gold Finish, Stainless Steel, Plastic and Wood with Metal Indexed Storage Case 1/16"-1/2"

8

AMOOLO Cobalt Drill Bit Set 31Pcs (1/16"-1/2"), M35 High Speed Steel Metal Drill Bits Jobber Length for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

8.7

8.4

8.0

9

Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)

9.3

8.4

8.0

10

Drill America 15 Piece Cobalt Drill Bit Set with Gold Finish in Round Case (1/16" - 1/2" x 32nds), DWDCO Series

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