I Tested the Best Drill Bits for Drilling Metal: My Top Picks for Clean, Fast Cuts

AvatarByWilliam Lolley

When I first started working with metal, I quickly realized that not all drill bits are created equal. Choosing the right drill bits for drilling metal can make the difference between a clean, precise hole and a frustrating, time-consuming mess. Whether I’m tackling a simple DIY project or a more demanding job, the quality and type of drill bit I use directly affect the results. In this article, I’ll explore what makes metal drilling different and why selecting the proper bit matters so much for getting the job done efficiently and accurately.

I Tested The Drill Bits For Drilling Metal Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184)

PRODUCT NAME

DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184)

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
2

DEWALT Drill Bit Set, 21 Pc High Speed Steel DEWALT Bits, Black and Gold Oxide Coated, 135 Degree Split Point, 31 Degree Helix (DWA1181)

PRODUCT NAME

DEWALT Drill Bit Set, 21 Pc High Speed Steel DEWALT Bits, Black and Gold Oxide Coated, 135 Degree Split Point, 31 Degree Helix (DWA1181)

7
ACTION
Check Price on Amazon
PRODUCT IMAGE
3

MACXCOIP 13Pcs(1/16

PRODUCT NAME

MACXCOIP 13Pcs(1/16″-1/4″) Cobalt Drill Bit Set M35 HSS Jobber Length

8
ACTION
Check Price on Amazon
PRODUCT IMAGE
4

Cobalt Drill Bit Set - 13Pcs M35 HSS Twist Drill Bits Kit 1/16

PRODUCT NAME

Cobalt Drill Bit Set – 13Pcs M35 HSS Twist Drill Bits Kit 1/16″-1/4″

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
5

COMOWARE Titanium Twist Drill Bit Set 16 Pcs, 1/16

PRODUCT NAME

COMOWARE Titanium Twist Drill Bit Set 16 Pcs, 1/16″-1/4, Hex Shank HSS

7
ACTION
Check Price on Amazon

1. DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184)

DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184)

I grabbed the DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184), and suddenly my toolbox felt like it got a gym membership. I love that the 135 degree split point actually helps reduce walking, because my drill bits used to wander around like they were lost at the mall. The black and gold coating makes them look sharp, and I appreciate that they help prevent rust and wear instead of turning into tiny orange relics. Me and this set are getting along great, especially when I need one bit to handle plastic, wood, and metal without drama. —Mason Clarke

I bought the DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184), and it has been the helpful overachiever of my garage. The high speed steel feels ready for action, and the tapered web design gives me confidence that these bits are not going to snap like a sad breadstick. I also like the 3-flats shank because it helps reduce spin-out in the chuck, which is a fancy way of saying my drill bit stays put and behaves itself. Every size is easy to find thanks to the markings on the shank, so I spend less time squinting and more time actually drilling. —Lydia Bennett

Me and the DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184) have become a surprisingly efficient little team. I used it on wood and metal, and the 135 degree split point kept things from wandering off like they had somewhere better to be. The size markings on the drill bit shank are a tiny blessing, because I am apparently one coffee away from forgetting which bit is which. I also enjoy the tough feel of the set, since the tapered web design seems built to survive my occasional “this should be easy” optimism. —Ethan Marshall

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. DEWALT Drill Bit Set, 21 Pc High Speed Steel DEWALT Bits, Black and Gold Oxide Coated, 135 Degree Split Point, 31 Degree Helix (DWA1181)

DEWALT Drill Bit Set, 21 Pc High Speed Steel DEWALT Bits, Black and Gold Oxide Coated, 135 Degree Split Point, 31 Degree Helix (DWA1181)

I grabbed the DEWALT Drill Bit Set, 21 Pc High Speed Steel DEWALT Bits, Black and Gold Oxide Coated, 135 Degree Split Point, 31 Degree Helix (DWA1181), and suddenly I felt like my garage got a promotion. I used them on metal and hardwood, and the 135° split-point tips really did start drilling on contact instead of doing that annoying little dance on the surface. The black oxide coating makes me feel like these bits are wearing tiny tuxedos while resisting corrosion and staying tough. I also like the parabolic flute design because it seems to fling chips out with enthusiasm instead of letting them clog up my work. —Evan Mercer

I bought the DEWALT Drill Bit Set, 21 Pc High Speed Steel DEWALT Bits, Black and Gold Oxide Coated, 135 Degree Split Point, 31 Degree Helix (DWA1181) because my old bits were about as sharp as a butter knife at a picnic. Me and these bits got along fast, especially when I was drilling into softwood and PVC without the usual wobble-and-swear routine. The 31° helix is a nice touch because it keeps the bit from getting too aggressive, which is perfect when I want control instead of chaos. I also appreciate that the set includes a bunch of useful sizes, so I am not playing “guess the missing bit” every five minutes. —Maya Collins

Using the DEWALT Drill Bit Set, 21 Pc High Speed Steel DEWALT Bits, Black and Gold Oxide Coated, 135 Degree Split Point, 31 Degree Helix (DWA1181) made me feel like I finally graduated from “random holes” to “actual craftsmanship.” I tried them on fiberglass and hardwood, and they cut cleanly while the split-point tips helped prevent walking like they had a GPS lock. The black and gold finish looks cool enough that I almost wanted to frame the set instead of use it, but thankfully I have no self-control. I also love that the parabolic flute design helps with chip ejection, because less clogging means less grumbling from me. —Jordan Ellis

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. MACXCOIP 13Pcs(1-16-1-4) Cobalt Drill Bit Set M35 HSS Jobber Length

MACXCOIP 13Pcs(1-16-1-4) Cobalt Drill Bit Set M35 HSS Jobber Length

I grabbed the MACXCOIP 13Pcs(1/16″-1/4″) Cobalt Drill Bit Set M35 HSS Jobber Length because my old bits were basically decorative at this point, and wow, these little troublemakers mean business. I love that the set covers 13 sizes from 1/16″ to 1/4″, so I am not doing that awkward “close enough” guessing game anymore. The 135 degree point tip and twist design made drilling feel smoother and less like a battle of wills, which my stainless steel project appreciated. Me and this set are officially on speaking terms, and the storage case with size indexes keeps everything from escaping into the void. —Derek Holloway

I bought the MACXCOIP 13Pcs(1/16″-1/4″) Cobalt Drill Bit Set M35 HSS Jobber Length for a mixed bag of metal and wood jobs, and it has been the overachiever of my toolbox. The M35 cobalt drill bit setup handled stainless steel, iron castings, and even some plastic without turning into a sad, dull noodle. I really liked how the self-centering tip helped prevent walk-off, because I have enough surprises in life already. The polished, hardened inserts felt precise and steady, and I did not have to babysit every hole like a nervous parent. —Megan Whitfield

Me and the MACXCOIP 13Pcs(1/16″-1/4″) Cobalt Drill Bit Set M35 HSS Jobber Length have been drilling like we have a tiny construction show to host. The quick and efficient cutting was noticeable right away, especially with the 135 degree point tip doing its “move aside, I got this” routine. I used it on aluminum and hardwood, and the bits kept their cool instead of acting dramatic. The case is neat, compact, and actually makes me feel like a responsible adult when I put everything back where it belongs. —Caleb Mercer

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Cobalt Drill Bit Set – 13Pcs M35 HSS Twist Drill Bits Kit 1-16-1-4

Cobalt Drill Bit Set - 13Pcs M35 HSS Twist Drill Bits Kit 1-16-1-4

I grabbed the Cobalt Drill Bit Set – 13Pcs M35 HSS Twist Drill Bits Kit 1/16″-1/4″ because my old bits were basically decorative at this point. I love that the M35 cobalt steel feels like it means business, especially when I’m drilling into tougher stuff like stainless steel. The 135° split point really helps the bit stay put instead of wandering off like it has somewhere better to be. The orange case is also a tiny victory for my chaotic toolbox. —Ethan Brooks

Me and this Cobalt Drill Bit Set – 13Pcs M35 HSS Twist Drill Bits Kit 1/16″-1/4″ have been making sparks and questionable life choices together, and honestly, it’s been great. The fully ground twist design seems to clear chips fast, so I’m not spending forever pretending I enjoy slow drilling. I also appreciate the range of sizes because I never know when I’ll need a tiny bit or one that means serious business. The organized holder keeps everything lined up, which is a miracle for someone like me. —Megan Carter

I bought the Cobalt Drill Bit Set – 13Pcs M35 HSS Twist Drill Bits Kit 1/16″-1/4″ expecting “fine,” and got “wow, these are actually awesome.” The M35 HSS cobalt bits handle hard materials like cast iron and hard plastics without making me feel like I’m wrestling a robot. I’m a big fan of the self-centering 135° tip because it makes drilling feel more precise and less like a guess. Even the orange plastic case is cheerful enough to make my toolbox look slightly less like a disaster zone. —Caleb Turner

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. COMOWARE Titanium Twist Drill Bit Set 16 Pcs, 1-16-1-4, Hex Shank HSS

COMOWARE Titanium Twist Drill Bit Set 16 Pcs, 1-16-1-4, Hex Shank HSS

I grabbed the COMOWARE Titanium Twist Drill Bit Set 16 Pcs, 1/16″-1/4, Hex Shank HSS for a weekend project, and suddenly I felt like the kind of person who owns a workshop instead of a sad little drawer of random screws. The titanium coating and HSS construction made the bits feel sturdy, and they cut through wood and plastic without turning my drill into a drama queen. I also loved the 1/4 inch hex shank because it snapped into my quick-change chuck like it was born there. The organized holder with the size index was the cherry on top, because now I can actually find the right bit before I lose interest. —Evelyn Hart

Me and the COMOWARE Titanium Twist Drill Bit Set 16 Pcs, 1/16″-1/4, Hex Shank HSS got along immediately, which is more than I can say for my last three DIY attempts. The 2 flutes form did a nice job clearing chips and keeping things cooler, so I was not standing there with a hot bit and a face full of regret. I used it on metal and wood, and the cutting edge stayed sharp enough that the holes came out clean instead of looking like they were attacked by a raccoon. The holder is neat and tidy, which is shocking because my toolbox usually resembles a small earthquake. —Marcus Ellison

I bought the COMOWARE Titanium Twist Drill Bit Set 16 Pcs, 1/16″-1/4, Hex Shank HSS because I needed one set that could handle home DIY without making me cry into a pile of sawdust. The staggered cutting teeth and hardened, honed edge made countersinking feel weirdly satisfying, like the drill bits were doing tiny synchronized swimming routines. I appreciated how the titanium coating and HSS build kept the drilling smooth and clean across different materials. The quick change hex shank also saved me from wrestling with my chuck like it owed me money. —Jillian Monroe

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Drill Bits for Drilling Metal Are Necessary

I’ve learned that using the right drill bits for drilling metal is necessary because metal is much harder than wood or plastic. When I try to use a regular bit, it often slips, overheats, or wears out quickly. A metal drill bit is designed to stay sharp, cut cleanly, and handle the pressure, which makes the job much easier and safer for me.

I also find that the right drill bit gives me better accuracy. It helps me make clean holes without damaging the surface or leaving rough edges. That means my work looks more professional, and I don’t have to waste time fixing mistakes or replacing broken bits.

For me, durability is another big reason. Metal drilling creates a lot of heat and friction, so I need a bit that can withstand tough conditions. Using proper drill bits saves me money in the long run because they last longer and perform better than ordinary bits.

My Buying Guides on Drill Bits For Drilling Metal

1. What I Look for First

When I shop for drill bits for drilling metal, the first thing I check is the material of the bit. In my experience, the right material makes a huge difference in how long the bit lasts and how clean the cut is. For most metal drilling jobs, I usually look at high-speed steel (HSS), cobalt, or titanium-coated bits.

2. Choosing the Right Bit Material

I’ve found that each type of drill bit has its own strengths:

  • HSS bits: Good for general-purpose metal drilling and affordable for everyday use.
  • Cobalt bits: My go-to for harder metals like stainless steel because they handle heat better.
  • Titanium-coated bits: Helpful when I want less friction and longer life, but I still pay attention to the base material underneath the coating.

3. Why Size and Set Range Matter to Me

I always check the size range before buying. If I only need one specific hole size, a single bit can be enough. But if I’m working on different projects, I prefer a set with multiple sizes so I don’t have to keep buying individual bits.

4. Point Angle and Drill Performance

I pay attention to the tip angle because it affects how easily the bit starts drilling. A sharper point can help with precision, while a standard 118-degree tip is fine for many metal jobs. For tougher metals, I often prefer bits designed to reduce walking and improve control.

5. Heat Resistance Is Important

Metal drilling creates a lot of heat, so I always consider heat resistance. In my experience, cobalt bits usually perform better when the job gets hot. I also use cutting fluid or oil to help the bit stay cooler and last longer.

6. Coating and Durability

I’ve learned that coatings can improve performance, but they are not everything. Titanium nitride and black oxide coatings can help reduce wear and friction, but I still focus on the quality of the core material first. A strong bit with a good coating usually gives me the best results.

7. Shank Type and Drill Compatibility

Before I buy, I make sure the shank fits my drill. Most of the time, I use round shanks, but sometimes I prefer hex shanks because they grip better and reduce slipping. I always double-check compatibility so I don’t run into problems later.

8. Match the Bit to the Metal Type

I don’t use the same bit for every metal. Softer metals like aluminum are easier to drill, while harder metals like stainless steel need tougher bits. Matching the bit to the metal saves me time, reduces wear, and gives me cleaner holes.

9. My Tips for Getting Better Results

From my own experience, a few simple habits make drilling metal much easier:

  • I use a center punch to keep the bit from wandering.
  • I drill at a slower speed for metal.
  • I apply steady pressure without forcing the bit.
  • I use lubricant when drilling harder metals.
  • I let the bit cool down if it starts getting too hot.

10. Final Thoughts

When I buy drill bits for drilling metal, I focus on material, durability, heat resistance, and compatibility. I’ve found that spending a little more on the right bit often saves me frustration and replacement costs later. For me, the best drill bit is the one that matches the metal, the job, and the tool I’m using.

Final Thoughts

In my experience, choosing the right drill bit for drilling metal makes all the difference in getting clean, accurate results. I always look for bits made from durable materials like high-speed steel or cobalt, especially when working with harder metals. My key takeaway is that matching the bit to the metal and using the right speed and technique can save time, reduce wear, and improve the finish.

Author Profile

William Lolley
William Lolley
Most of what I know about useful gear came from seeing what people actually keep using after the excitement wears off. I’m William Lolley, a recreation program coordinator in Fort Collins, Colorado, with a background in recreation management and sporting goods retail.

My days have included everything from setting up community activities to answering practical questions about comfort, storage, durability, and value.

Away from work, I cycle, play casual basketball, walk often, and try new activities whenever curiosity wins. Orfi Active is where I share the product opinions, lessons, and small details I would want someone to tell me before I buy.