Drilling into metal can be tough on both your tools and your patience. Using the wrong drill bit often leads to dull edges, wandering starts, or even broken bits—especially when working with harder metals or needing precise holes.
This guide reviews the best drills for metal, comparing key features like bit material, coating, set variety, and usability. Whether you’re tackling home repairs, automotive work, or DIY fabrication, you’ll find clear recommendations for every skill level and budget.
Top 8 Best Drills For Metal
Finding the right Drills For Metal isn’t always straightforward. To simplify the process, we compared leading products and shortlisted the ones that truly stand out.
1. DEWALT 14-Piece 3-Flats Shank Drill Bit Set
Drill bits that slip in the chuck can lead to frustration and imprecise holes, especially when working with metal. A secure grip is essential for both safety and accuracy.
This DEWALT set addresses that problem with a 3-flats shank design, reducing spin-out and ensuring the bit stays firmly in place. It's a strong choice for users who prioritize secure handling and want a set that resists breakage during demanding tasks.
- 3-Flats Shank: Minimizes spin-out and enhances chuck grip on larger bits
- High Speed Steel Construction: Suitable for metal, wood, and plastic
- Black and Gold Coating: Helps prevent rust and wear for longer tool life
Unlike standard round shank bits, this set emphasizes grip security and durability. The main tradeoff is a slightly smaller size range compared to larger sets.
- Secure 3-flats shank design
- Resistant to breakage
- Rust-preventing coating
- Quick size identification
- Fewer sizes than larger sets
- Not optimized for hardened steel
2. MACXCOIP 13-Piece M35 Cobalt Drill Bit Kit
Drilling through stainless steel, iron, and other tough metals requires bits that can handle repeated stress without losing their edge. Many standard sets struggle with both hard and soft materials, limiting their usefulness.
The MACXCOIP M35 Cobalt kit is built for versatility, offering a range of sizes and a robust M35 cobalt construction. It's a practical choice for users who need one set to cover everything from stainless steel to plastics, making it ideal for varied workshop tasks.
- M35 Cobalt Steel: Delivers durability and sharpness for cutting hard and soft metals
- 135° Point Tip: Self-centering design prevents walking and speeds up drilling
- Compact Storage Case: Keeps bits organized and easy to access
Compared to single-material sets, this kit balances toughness and flexibility. The tradeoff is a smaller size range than some larger kits, but it covers the most commonly used diameters for everyday projects.
- M35 cobalt for hard metals
- Covers wide range of materials
- Self-centering tip
- Easy storage case
- Long-term usability
- Limited to 13 sizes
- Not for oversized holes
3. DEWALT Titanium Nitride 21-Piece Drill Bit Set
Stainless steel often causes standard drill bits to dull quickly, making clean, accurate holes difficult to achieve. This is especially true when starting holes, where wandering or chipping can ruin a project.
The DEWALT Titanium Nitride set stands out for its pilot point design, which ensures clean starts and reduces bit walking. It's a strong choice for users who value durability and want a set that maintains sharpness over time, making it ideal for frequent home or workshop use.
- Titanium Nitride Coating: Extends bit life and resists wear when drilling tough metals
- Pilot Point Tips: Starts on contact for cleaner, more accurate holes
- Tapered Web Design: Increases durability and reduces breakage risk
Compared to basic HSS sets, this DEWALT kit prioritizes longevity and precision. While it may not match the raw cutting power of cobalt bits on the hardest steels, its ease of use and clean results make it a top pick for most users.
- Clean pilot point starts
- Durable titanium nitride coating
- Wide size range included
- No-spin shanks for stability
- Sturdy plastic storage case
- Not pure cobalt for extreme metals
- May dull faster on very hard steel
4. IRONANT 5-Piece Titanium Step Drill Bit Set
Drilling multiple hole sizes in sheet metal often requires swapping bits, which can be time-consuming and costly. Step drill bits solve this by offering several sizes in one tool.
The IRONANT set is ideal for users on a budget who need versatility for DIY projects, especially in sheet metal, plastic, or aluminum. It's a practical solution for those who want a wide range of hole sizes without buying a large number of individual bits.
- 50 Sizes in 5 Bits: Covers a broad range of hole diameters for various tasks
- HSS Titanium Coating: Provides sharpness and durability for repeated use
- Dual-Flute Design: Clears chips efficiently for smoother drilling
Compared to traditional twist bit sets, step bits offer greater flexibility in fewer pieces. The main tradeoff is that they are not recommended for stainless steel or wood.
- Covers many hole sizes
- Affordable set
- Efficient chip removal
- Convenient storage case
- Not for stainless steel
- Limited use on wood
5. DEWALT 21-Piece Black Oxide Drill Bit Set
Many users need a drill bit set that can handle a range of materials, not just metal. Standard bits often lack the durability or versatility for mixed-material projects.
This DEWALT black oxide set is a practical choice for those who want one kit for metal, wood, and plastics. It's especially useful for home projects and repairs where material types may vary.
- Black Oxide Coating: Increases corrosion resistance and extends bit life
- Parabolic Flute Design: Improves chip ejection for cleaner holes
- 135° Split-Point Tips: Reduces walking and enables contact drilling
Compared to more specialized sets, this one offers broad usability and a good range of sizes. The tradeoff is that it may wear faster on very hard metals compared to cobalt or titanium-coated options.
- Works on multiple materials
- Corrosion-resistant coating
- Good size variety
- Effective chip ejection
- Reliable for home use
- Not best for hardened steel
- Coating may wear with heavy use
6. ZELCAN 10-Size Titanium Step Drill Bit
Making clean, graduated holes in sheet metal can be challenging with standard bits. Step drill bits are designed to simplify this process and reduce the need for multiple tools.
The ZELCAN step bit is a strong option for users who frequently work with sheet metals and need a tool that can handle a range of sizes in one piece. It's well-suited for both home repairs and light professional jobs.
- 10 Step Sizes: Allows for precise hole sizing from 1/4" to 1-3/8"
- Tri-Flatted Shank: Prevents slippage in the chuck for safer operation
- Titanium Coating: Enhances heat and corrosion resistance for longer life
Compared to multi-piece sets, this single step bit prioritizes convenience and ease of use. The tradeoff is that it's not suitable for harder metals like steel.
- Wide hole size range
- Easy to use
- Heat-resistant coating
- No-slip shank
- Not for hard metals
- Single bit limits simultaneous use
7. Makita Impact Gold 14-Piece Titanium Drill Bit Set
Standard drill bits can wear quickly or fail when used in impact drivers, leading to frustration and extra costs. Bits rated for impact use are essential for users with these tools.
Makita's Impact Gold set is designed for those who rely on 1/4-inch hex impact drivers for metal, wood, or plastic drilling. It's a great fit for users who want a set that can handle the rigors of impact tools without premature wear.
- Impact Rated: Built for use in 1/4" hex impact drivers
- Titanium Nitride Coating: Lasts longer than non-coated bits
- 135° Split Point Geometry: Enables faster starts and reduces walking
Compared to standard twist bits, this set prioritizes compatibility with impact drivers and longer life. The tradeoff is a smaller size range and a focus on impact tool users.
- Impact driver compatible
- Durable titanium coating
- Quick start tips
- Versatile for multiple materials
- Limited size selection
- Not specialized for thick steel
8. COMOWARE 16-Piece Titanium Hex Shank Drill Bit Set
Swapping bits during a project can slow you down, especially if your drill or driver uses a quick-change chuck. Hex shank bits make transitions faster and more secure.
The COMOWARE set is a practical choice for users who value speed and convenience, particularly for home DIY or general building tasks. It's suitable for drilling in metal, wood, and plastic with minimal downtime.
- 1/4-Inch Hex Shank: Ensures fast, secure changes in compatible chucks
- Titanium Coating: Improves durability and reduces friction
- Organized Holder: Keeps bits sorted and easy to find
Compared to round shank sets, this one prioritizes quick changes and ease of use. The tradeoff is slightly less specialization for heavy-duty metalwork.
- Quick-change hex shank
- Organized storage
- Suitable for various materials
- Sharp cutting edges
- Not for heavy-duty steel
- Limited to 16 sizes
Buying Guide: How to Choose the Best Drills for Metal
Drill bits for metal are specialized tools that must balance toughness, precision, and longevity. Choosing the right set means understanding the differences in materials, coatings, and bit designs. Many buyers assume all metal drill bits are the same, but factors like bit type, coating, and compatibility can make a significant difference in results and tool life.
- Twist Bits vs. Step Bits: Twist bits are standard for most metal drilling, offering precision and a wide range of sizes. Step bits combine multiple sizes in one tool, ideal for sheet metal and quick size changes.
- Bit Material Matters: High-speed steel (HSS) is common for general use. Cobalt bits handle hardened metals, while titanium-coated bits offer extra durability for frequent use.
- Coating Types: Titanium nitride, black oxide, and titanium aluminum nitride coatings each improve wear resistance and heat management, but some are better suited to specific metals.
- Shank Design: Hex and tri-flatted shanks reduce slippage in the chuck, improving safety and accuracy, especially with larger bits or impact drivers.
- Size Range and Set Variety: Larger sets cover more sizes but may include bits you rarely use. Step bits offer many sizes in fewer pieces, saving space and cost.
- Impact Driver Compatibility: Not all bits are rated for impact drivers. Using the wrong type can lead to premature wear or breakage.
- Common Misunderstandings: Many buyers overestimate the versatility of standard HSS bits or assume all coatings perform equally. Not all sets are suitable for hardened steel or stainless applications.
Choosing Between Twist and Step Drill Bits
The main decision is whether you need traditional twist bits or step bits. Twist bits are best for precise holes in a range of metals, while step bits excel at making multiple hole sizes in thin sheet metal or plastic.
- Twist bits: Ideal for deep, accurate holes and a wide variety of metals
- Step bits: Best for quick, multi-size holes in sheet metal, aluminum, or plastic
Understanding Bit Materials and Coatings
Bit material and coating affect both performance and lifespan. Cobalt bits are essential for hardened steel, while titanium coatings extend the life of high-speed steel bits. Black oxide is a good all-purpose option for general use.
- Cobalt: Best for hard or stainless steel
- Titanium nitride/aluminum nitride: Increases durability and reduces friction
- Black oxide: Affordable and corrosion-resistant for everyday tasks
Shank Types and Tool Compatibility
Shank design impacts how securely the bit fits in your drill. Hex and tri-flatted shanks are less likely to slip, especially in impact drivers or when using larger bits.
- Hex shank: Enables quick changes and is compatible with impact drivers
- Tri-flatted shank: Prevents spin-out in standard drill chucks
Matching Set Size to Your Projects
Larger sets offer more flexibility but can be overkill for occasional users. Step bits cover many sizes in one tool, saving space and cost for DIYers.
- Comprehensive sets: Good for frequent or varied metalwork
- Step bit sets: Best for users who need multiple hole sizes in thin materials
Final Buying Advice
Choosing the right drill bits for metal comes down to matching your project needs with the right material, coating, and bit design. Avoid overbuying features you won't use, but don't underbuy if you plan to work with tough metals.
- Assess your most common materials before choosing a set
- Pick cobalt or titanium-coated bits for hard metals
- Choose step bits for sheet metal and multi-size holes
- Look for hex or tri-flatted shanks for secure grip
- Start with a versatile set if you're unsure, then add specialty bits as needed
FAQ For Drills For Metal
1. What type of drill bit is best for hardened steel?
2. Can I use step drill bits on thick metal?
3. Are titanium-coated bits better than black oxide?
4. Do I need special bits for use with an impact driver?
5. How do I prevent drill bits from slipping in the chuck?
6. Can I use metal drill bits on wood or plastic?
Related Posts
- Top 5 Best Drills For Stainless Steel
- Best Starter Table Saw: Top 9 Picks
- Top 5 Best Voltage For Cordless Drill
- Best Electric Fence Charger: Top 6 Picks
- Top 5 Best Cordless Nail Gun For Fencing
- Best Drills For Concrete
- Best Power Shovel For Snow: Top 10 Picks
- Top 5 Best Chainsaw Chain For Dirty Wood
- Best Cabinet Table Saw For Small Shop: Top 5 Picks
- Top 10 Best Hacksaw Blade For Aluminum
- Best Budget Angle Grinder: Top 10 Picks
- Top 9 Best Table Saw Featherboard
- Best Power Tools For Homeowners: Top 9 Picks
- Best Saw For Cutting Curves: Top 6 Picks
- Best Electric Hand Saw For Cutting Wood
- Best 24 Inch Chainsaw
- Top 7 Best Band Saw Blade
- Top 5 Best Professional Impact Sockets
- Best Impact Driver For Cars: Top 7 Picks
- Top 7 Best Budget Power Drill