How to find out the best drill bits? 2021 Ultimate Guide



  Steel: These are the least pricey drill bits. However, they are only suitable for softwood and other products.

  High-Speed Steel: Harder than routine steel, these bits can deal with more complicated wood, as well as aluminum, PVC, and fiberglass.

  Titanium-Coated: These more expensive drill bits do not produce as much friction as steel, lowering the heat produced while you work. They’ll efficiently drill through many kinds of wood, fiberglass, soft metals, PVC, or similar plastics.

Carbide-Tipped: Pricy, however, these best drill bits are durable and remain sharp a lot longer than steel– even high-speed steel– and titanium choices. These are primarily to drill through concrete, masonry, or tile.

  Black Oxide Coated: These steel bits have a unique finish that helps fend off rust and rust.

  Cobalt: Typically the most costly option, these super-strong bits are utilized chiefly for drilling through metal, including steel & iron.


There are two sizes to consider while choosing drill bits: the shank and the point. The shank fits into your drill’s chuck. You need to pick bits with shanks equal to or smaller than your drill’s chuck. Requirement chuck sizes are 1/4- inch for light-duty drills, 3/8-inch for basic drills, and 1/2- inch on sturdy drills. The end of your bit is the company end, and drill bit sets include a series of point sizes.

Many DIYers discover that 1/16-inch to 1/4- inch drill bits suffice for a lot of family jobs. However, if you deal with more challenging drilling situations, such as building and construction, woodworking, or significant family repair work, you’ll desire to add some bigger bits to the mix. Beneficial bigger bit sizes include 5/16-inch, 3/8-inch, 1/2-inch, and 7/16-inch.


There are several kinds of drill bits, typically differentiated by their planned use. Here are some of the most common.

  • Twist: This is the most typical drill bit and works for general-purpose drilling into wood, plastic, and light metals.
  • Spade: Shaped something like an oar with a point in the middle. These heavy-duty bits are for drilling big holes in wood.
  • Brad-Point: Like a twist bit with a looser, more significant twist, brad-point bits are for wood and produce big, tidy holes.
  • Auger: These long, twisted-ribbon-shaped bits have a screw-shaped tip that pulls the rest of the bit into and through the wood.
  • Forstner: Used for drilling flat-bottomed holes that don’t go all the way through the wood.
  • Countersink: Also called screw pilot bits, these are to drill pilot holes or holes that let screws sit flush to the surface area of the wood.
  • Glass: Specialty bits for drilling into glass.
  • Masonry: Specialty bits for drilling into brick, concrete, or masonry.
  • Title: Specialty bits for drilling into ceramic tile without causing cracks or chips.
  • Step: Shaped something like a round arrowhead. These bits are mainly for drilling into metal.

3 Best Drill Bits of 2021

01. IRWIN Drill Bit Set

Because of the wide variety of drill bits included and their versatility, this set earns the best total area. Whether you’re an experienced handyman or a newbie, you will be able to value a collection that gives you whatever you need and more. IRWIN packed this package with 29 drill bits made with strong web building and construction and cobalt steel. That provides the bit’s strength and extends the life of the sharp cutting edges. The set includes 29 bits ranging from a 1/16-inch to a 1/2- inch bit in 1/64-inch increments. The minimized shank enables a larger drill bit to get utilized in an essential 3/8-inch chuck.

The tap and drill choice chart is beneficial for those new to power drills and drill bits, and the durable case keeps the wide variety of bits from falling out or twisting around inside the package when in transit.

02. DEWALT Titanium Drill Bit Set

Making it through solidified steel can be challenging if you’re not using the right drill bit. The point may bounce back or dance throughout the surface area rather than making a dent in the tough substance if you’re using the wrong drill bit. DEWALT created the Titanium-Pilot Point drill bit set to power through the frequently complex drilling procedure into hardened steel; the bits are incredibly resilient and resist cracking, stalling, or dulling, even after numerous uses.

This set of 18 titanium drill bits has to last. The bits are ideal for many tasks in a wide range of markets, from drilling out broken bolts, adjusting manifolds, or getting rid of exhaust systems to setting up or fixing vehicle engine parts. These drill bits prevent cracking in the hardened steel and dissipate the heat built when working with this resilient product.

03. DEWALT Masonry Drill Bit Set

This tidy plan of drill bits can cut through concrete rapidly and easily without making a dirty, clumpy mess. The carbide building of each bit cleanly drills into concrete surfaces. The no-spin shanks decrease vibration and wear and tear on the chuck. The set has a wide range of bit sizes, from a pinhole 3/16-inch to a sturdy 1/2- inch bit for bigger jobs. You’ll also appreciate the quality and design, and strength of the drill bits on challenging concrete projects that eat up other brand names of drill bits. Each bit is fluted to minimize the quantity of dust that flies from the surface as the drill bit digs into the concrete thing.

Frequently asked questions

Can you sharpen drill bits?

You can undoubtedly hone most twist drill bits, and doing so not just keeps the bits more reliable it also increases the safety of your drill, as dull drill bits are likelier to skid or slip across complex products.

There are electric drill bit sharpeners available that do fast work of restoring the indicate your twist bits. Likewise, you can tackle the task yourself with a bench mill or a rotary tool with the proper grinding attachment. Another alternative is to use a metal honing file to do the job by hand.

Are our drill bits universal?

As a basic rule, various brand names of drill bits can be used in any brand name of the drill, as long as the drill bits get sized to the drill’s chuck. It clamps the bit in place. Standard sizes of chucks are 1/4-inch, ⅜-inch, and 1/2-inch. You can not utilize a bit with a shank that is bigger than your drill’s chuck.

How do you tidy drill bits?

Keep your drill bits in great shape by cleaning them whenever required. You can easily accomplish the job by wiping the bit with a tidy fabric after use. Await the bit of cooling off first or for more persistent grunge, use an old toothbrush to scrub away sawdust, drywall dust, and other caked materials.

If your drill bits are rusty, immerse them in a bath of white vinegar for a minimum of 30 minutes, and after that, use an old toothbrush or a metal cleansing brush to scrub the rust away. Rinse the bit thoroughly in clean water. Dry completely before utilizing it or storing it.

What is a left-handed drill bit?

Most bits twist in a clockwise style towards the. Left-handed bits, however, turn counterclockwise towards the. These bits got created back when power drills didn’t have reverse functions requiring anything more than a flick of the switch to set– it was easier to use a left-handed bit instead of putting the tool to reverse manually.

Today, left-handed bits are still in some cases utilized for eliminating bolts/other fasteners that have broken off inside the hole, making them extremely tough to remove by hand. By drilling a little into the damaged pin with a left-handed bit, you can frequently loosen the broken screw to pull it out & eliminate it.

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