Metal Drill Bits | McMaster-Carr

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Aluminum Titanium Nitride (AlTiN) Coated

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14,159 Products

About Drill Bits

Compare material, finish, length class, and decimal size equivalents.

Drill Bits

Sold Individually

High-Speed Steel Drill Bits

High-Speed Steel Drill Bits

Cut holes in a variety of metals, from the softest aluminum to the hardest steel

Cobalt Steel Drill Bits

Cobalt Steel Drill Bits

Tough and wear resistant to last at least twice as long as high-speed steel bits

Carbide-Tipped Drill Bits

Carbide-Tipped Drill Bits

Stronger than cobalt and high-speed steel, bits stay sharp at high temperatures

Carbide Drill Bits

Carbide Drill Bits

The hardest and most wear-resistant drill bits you can buy

Chip-Clearing High-Speed Steel Drill Bits

Chip-Clearing High-Speed Steel Drill Bits

Prevent clogs and dissipate heat when drilling most metals

Chip-Clearing Cobalt Steel Drill Bits

Chip-Clearing Cobalt Steel Drill Bits

Avoid clogs and dissipate heat with bits that last at least twice as long as high-speed steel

Chip-Clearing Carbide Drill Bits

Chip-Clearing Carbide Drill Bits

The hardest and most wear-resistant bits prevent clogs and dissipate heat

Chip-Clearing High-Speed Steel Drill Bits for Aluminum, Brass, and Bronze

Chip-Clearing High-Speed Steel Drill Bits for Aluminum, Brass, and Bronze

Wide flutes clear chips from soft metals that can gum up other drill bits

Chip-Clearing Cobalt Steel Drill Bits for Nickel and Stainless Steel

Chip-Clearing Cobalt Steel Drill Bits for Nickel and Stainless Steel

Aggressively cut difficult-to-machine metals without clogging

Short-Flute High-Speed Steel Drill Bits

Short-Flute High-Speed Steel Drill Bits

The rigidity of short-length bits without sacrificing reach

Short-Flute Cobalt Steel Drill Bits

Short-Flute Cobalt Steel Drill Bits

Combine the toughness and wear resistance of cobalt with short flutes for rigidity

Short-Flute Carbide-Tipped Drill Bits

Short-Flute Carbide-Tipped Drill Bits

Our strongest short-flute bits stay sharp when drilling abrasive materials, such as titanium

Precise-Cut High-Speed Steel Drill Bits

Precise-Cut High-Speed Steel Drill Bits

Produce holes so precise that you don’t need to finish them with a reamer

Precise-Cut Carbide Drill Bits

Precise-Cut Carbide Drill Bits

Even on the hardest materials, cut holes so precise that you don’t need to finish them with a reamer

Smooth-Finish Carbide Drill Bits

Smooth-Finish Carbide Drill Bits

More cutting edges for a consistent finish

Carbide-Insert Drill Bits

Carbide-Insert Drill Bits

Once the cutting edges wear down, just change the inserts

High-Speed Steel Drill Bits for Sheet Metal

High-Speed Steel Drill Bits for Sheet Metal

Make shallow cuts without snagging and deforming thin metal and tubing

Carbide Drill Bits for Sheet Metal

Carbide Drill Bits for Sheet Metal

The hardest and most wear-resistant bits make shallow cuts without snagging and deforming thin metal and tubing

Carbide-Tipped Drill Bits for Hardened Steel

Carbide-Tipped Drill Bits for Hardened Steel

Straight flutes withstand the heavy pressure needed to penetrate hardened steel

Carbide Drill Bits for Hardened Steel

Carbide Drill Bits for Hardened Steel

The hardest and most wear-resistant bits handle the heavy pressure needed to penetrate hardened steel

Hole-Starting Cobalt Steel Drill Bits

Hole-Starting Cobalt Steel Drill Bits

Create an accurate starting place for a precise final hole

Hole-Starting Carbide Drill Bits

Hole-Starting Carbide Drill Bits

Harder and last longer than cobalt steel, bits create an accurate starting place in your workpiece

Quick-Change Hex High-Speed Steel Drill Bits

Quick-Change Hex High-Speed Steel Drill Bits

Save time when you need to change bits frequently

Expanded-Shank Carbide Drill Bits

Expanded-Shank Carbide Drill Bits

Make small holes using standard-size tools

Spot-Weld-Removal High-Speed Steel Drill Bits

Spot-Weld-Removal High-Speed Steel Drill Bits

Separate metal panels without drilling all the way through them

Reduced-Shank High-Speed Steel Drill Bits

Reduced-Shank High-Speed Steel Drill Bits

Make large holes using standard-size tools

Reduced-Shank Cobalt Steel Drill Bits

Reduced-Shank Cobalt Steel Drill Bits

More wear resistant than high-speed steel, bits cut large holes with standard-size tools

Reduced-Shank Carbide-Tipped Drill Bits

Reduced-Shank Carbide-Tipped Drill Bits

Our hardest reduced-shank bits make large holes with standard-size tools

Coolant-Fed Carbide-Tipped Drill Bits

Coolant-Fed Carbide-Tipped Drill Bits

Coolant flows through the bit to reduce heat and evacuate chips

Coolant-Fed Carbide Drill Bits

Coolant-Fed Carbide Drill Bits

The hardest and most wear-resistant bits deliver coolant to reduce heat and evacuate chips

Left-Hand High-Speed Steel Drill Bits

Left-Hand High-Speed Steel Drill Bits

Remove stripped screws with flutes that spiral in reverse from other bits

Left-Hand Cobalt Steel Drill Bits

Left-Hand Cobalt Steel Drill Bits

The flutes spiral in the opposite direction of other bits and stay sharp longer than high-speed steel

Nonsparking Drill Bits

Nonsparking Drill Bits

Drill safely in flammable environments

High-Speed Steel Step Drill Bits

High-Speed Steel Step Drill Bits

Simplify jobs by drilling multiple hole sizes using a single bit

Cobalt Steel Step Drill Bits

Cobalt Steel Step Drill Bits

One bit drills multiple hole sizes and lasts twice as long as high-speed steel

Multidiameter High-Speed Steel Step Drill Bits

Multidiameter High-Speed Steel Step Drill Bits

With no fixed diameters, cut holes of almost any size with one bit

Hole-Enlarging Reduced-Shank Drill Bits

Hole-Enlarging Reduced-Shank Drill Bits

An alternative to reamers for enlarging an existing drilled hole

Carbide-Tipped Drill Bits for Masonry and Concrete

Carbide-Tipped Drill Bits for Masonry and Concrete

Crush tough materials to make holes in masonry

Carbide-Tipped Core Drill Bits for Masonry and Concrete

Carbide-Tipped Core Drill Bits for Masonry and Concrete

Remove a core of material for larger holes than other masonry bits

Changeable-Size Carbide-Tipped Core Drill Bits for Masonry and Concrete

Changeable-Size Carbide-Tipped Core Drill Bits for Masonry and Concrete

Instead of buying multiple bits, change the body to drill a different size

Rebar-Cutting Carbide-Tipped Drill Bits

Rebar-Cutting Carbide-Tipped Drill Bits

No need to move the hole when you encounter rebar in concrete

Chip-Clearing Carbide-Tipped Drill Bits for Masonry and Concrete

Chip-Clearing Carbide-Tipped Drill Bits for Masonry and Concrete

Lift dust and debris out of the hole more quickly than standard masonry bits

Rebar-Cutting Core Drill Bits for Concrete

Rebar-Cutting Core Drill Bits for Concrete

Core out large holes in concrete, even if it's reinforced with rebar mesh

Quick-Change Hex Carbide-Tipped Drill Bits for Masonry and Concrete

Quick-Change Hex Carbide-Tipped Drill Bits for Masonry and Concrete

Add masonry drilling to the jobs your impact driver can do

Tapping Screw Installation Drill Bits for Masonry and Concrete

Tapping Screw Installation Drill Bits for Masonry and Concrete

Slightly smaller than the screw size for a tight fit after installation

Quick-Change Hex Tapping Screw Installation Drill Bits for Masonry and Concrete

Quick-Change Hex Tapping Screw Installation Drill Bits for Masonry and Concrete

Use the same tool to drill holes and install tapping screws

Anchor Installation Drill Bits for Masonry and Concrete

Anchor Installation Drill Bits for Masonry and Concrete

Ensure the right depth so drop-in anchors don't fall too far into the hole

Carbide-Tipped Drill Bits for Stone

Carbide-Tipped Drill Bits for Stone

Grind through stone, granite, and slate tile without cracking it

Dust-Collecting Carbide-Tipped Drill Bits for Masonry and Concrete

Dust-Collecting Carbide-Tipped Drill Bits for Masonry and Concrete

Connect to a vacuum system and suck up dust while you drill

Drill Bits for Wood

Drill Bits for Wood

Make rough holes in wood

Adjustable-Blade Drill Bits for Wood

Adjustable-Blade Drill Bits for Wood

Bore a variety of hole sizes with one bit

Smooth-Finish Drill Bits for Wood

Smooth-Finish Drill Bits for Wood

Multiple teeth cut away large amounts of material to bore clean, flat-bottom holes

Carbide-Tipped Smooth-Finish Drill Bits for Wood

Carbide-Tipped Smooth-Finish Drill Bits for Wood

Stay sharp longer on tough materials, such as plywood and hard woods.

Fast-Cutting Smooth-Finish Drill Bits for Wood

Fast-Cutting Smooth-Finish Drill Bits for Wood

Create less friction and heat buildup than other smooth-finish bits to run faster and last longer

High-Speed Steel Precise-Cut Drill Bits for Wood

High-Speed Steel Precise-Cut Drill Bits for Wood

Point stays sharp longer to cut accurate straight and overlapping holes

Steel Precise-Cut Drill Bits for Wood

Steel Precise-Cut Drill Bits for Wood

Cut accurate straight and overlapping holes, even across the grain

Chip-Clearing Drill Bits for Wood

Chip-Clearing Drill Bits for Wood

Prevent clogs that wear the bit and slow down drilling

High-Speed Steel Drill Bits for Wire Installation

High-Speed Steel Drill Bits for Wire Installation

Feed wiring through walls with the same tool used to make the hole

Carbide-Tipped Drill Bits for Wire Installation

Carbide-Tipped Drill Bits for Wire Installation

Make holes in wood, masonry, and concrete walls and feed wiring through them

Flexible-Shaft Drill Bits for Wire Installation

Flexible-Shaft Drill Bits for Wire Installation

Drill inside walls and between floors to install electrical wiring without cutting extra holes

High-Speed Steel Drill Bits for Wood Screws

High-Speed Steel Drill Bits for Wood Screws

Match the exact thread and diameter of wood screws for a perfect fit

Drill Bits with Countersunk-Hole Guide

Drill Bits with Countersunk-Hole Guide

Center holes perfectly before installing hinges and other hardware

High-Speed Steel Drill Bits for Plastic

High-Speed Steel Drill Bits for Plastic

Penetrate gradually to prevent cracking and chipping

Carbide Drill Bits for Carbon Fiber, Fiberglass, and Graphite

Carbide Drill Bits for Carbon Fiber, Fiberglass, and Graphite

Drill abrasive materials cleanly

Drill Bits for Glass and Ceramic

Drill Bits for Glass and Ceramic

Smoothly drill fragile materials so they don't chip or crack

Carbide-Tipped Drill Bits for Glass and Ceramic

Carbide-Tipped Drill Bits for Glass and Ceramic

Extremely hard and wear resistant to maintain a sharp edge cut after cut

Drill Bits for Paper and Fabric

Drill Bits for Paper and Fabric

Razor-sharp cutting for binding documents and sample swatches

Sold as Sets

High-Speed Steel Drill Bit Sets

High-Speed Steel Drill Bit Sets

Cut holes in a variety of metals, from the softest aluminum to the hardest steel

Cobalt Steel Drill Bit Sets

Cobalt Steel Drill Bit Sets

Tough and wear resistant to last at least twice as long as high-speed steel bits

Carbide-Tipped Drill Bit Sets

Carbide-Tipped Drill Bit Sets

Stronger than cobalt and high-speed steel, bits stay sharp at high temperatures

Carbide Drill Bit Sets

Carbide Drill Bit Sets

The hardest and most wear-resistant drill bits you can buy

Chip-Clearing High-Speed Steel Drill Bit Sets

Chip-Clearing High-Speed Steel Drill Bit Sets

Prevent clogs and dissipate heat when drilling most metals

Short-Flute Cobalt Steel Drill Bit Sets

Short-Flute Cobalt Steel Drill Bit Sets

The rigidity of short-length bits without sacrificing reach

Reduced-Shank High-Speed Steel Drill Bit Sets

Reduced-Shank High-Speed Steel Drill Bit Sets

Make large holes using standard-size tools

Cobalt Steel Reduced-Round Shank Drill Bit Sets

Cobalt Steel Reduced-Round Shank Drill Bit Sets

More wear resistant than high-speed steel, bits cut large holes with standard-size tools

Expanded-Shank Carbide Drill Bit Sets

Expanded-Shank Carbide Drill Bit Sets

Make small holes using standard-size tools

Left-Hand High-Speed Steel Drill Bit Sets

Left-Hand High-Speed Steel Drill Bit Sets

Remove stripped screws with flutes that spiral in reverse from other bits

Quick-Change Hex High-Speed Steel Drill Bit Sets

Quick-Change Hex High-Speed Steel Drill Bit Sets

Save time when you need to change bits frequently

Reduced-Shank Hole-Enlarging Drill Bit Sets

Reduced-Shank Hole-Enlarging Drill Bit Sets

An alternative to reamers for enlarging an existing drilled hole

Step Drill High-Speed Steel Bit Sets

Step Drill High-Speed Steel Bit Sets

Simplify jobs by drilling multiple hole sizes using a single bit

Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Crush tough materials to make holes in masonry

Quick-Change Hex Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Quick-Change Hex Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Add masonry drilling to the jobs your impact driver can do

Chip-Clearing Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Chip-Clearing Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Lift dust and debris out of the hole more quickly than standard masonry bits

Drill Bit Sets for Wood

Drill Bit Sets for Wood

Make rough holes in wood

Precise-Cut Drill Bit Sets for Wood

Precise-Cut Drill Bit Sets for Wood

Cut accurate straight and overlapping holes, even across the grain

Smooth-Finish Drill Bit Sets for Wood

Smooth-Finish Drill Bit Sets for Wood

Multiple teeth cut away large amounts of material to bore clean, flat-bottom holes

Fast-Cutting Smooth-Finish Drill Bit Sets for Wood

Fast-Cutting Smooth-Finish Drill Bit Sets for Wood

Create less friction and heat buildup than other smooth-finish bits to run faster and last longer

Finger Grip Drill Bits

Finger Grip Drill Bits

Drill by hand in thin and delicate pieces of wood and plastic that a power tool would split

High-Speed Steel Drill Bit Sets for Plastic

High-Speed Steel Drill Bit Sets for Plastic

Penetrate gradually to prevent cracking and chipping

Other Products

Hollow-Core Cutters

Hollow-Core Cutters

Use in magnetic-base drills to form burr-free holes by only cutting the outside edge of a hole

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Tap and Drill Bit Sets

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

Tap, Die, and Drill Bit Sets

Tap, Die, and Drill Bit Sets

Cut and repair internal and external threads and drill holes in many different sizes

Center Drills

Drill cone-shaped openings in workpieces to mount them between centers on your lathe

Hole Saws

Connect to a drill or drill press to make circular cuts

Drill Stops

Limit how far bits can drill to create identical hole depths every time

Steel

Strong, machinable, and weldable—all with material certificates for traceability

Drill Taps

Drill and thread holes with the same bit

Drill Bit Guides

Drill Bit Guides

Drill precise holes without building a fixture

Countersinks

Cut a cone-shaped opening in a hole to install flat-head screws and rivets flush with the surface

End Mills

Cut and shape material to create precise slots, grooves, and profiles

Counterbores

Enlarge the top of a hole to install socket and hex head screws flush with the surface

Drill Bit Extensions

Drill Bit Extensions

Expand the reach of drill bits to get into deep and hard-to-reach spots

Drill Bit Shank Adapters

Drill Bit Shank Adapters

Convert your power tool to fit different drill bit sizes or shank types

Tap and Drill Bit Stands

Tap and Drill Bit Stands

Organize taps and drill bits by size

Bit Adapters

Connect a variety of bits to drills, powered screwdrivers, ratchet wrenches, and other turning tools

Taps

Cut internal threads for fasteners, pipe, conduit, and more

Hollow-Core Cutter Arbor Adapters

Hollow-Core Cutter Arbor Adapters

Modify hollow-core cutters to fit larger arbors on drill presses and milling machines

Reamer Drill Bits

Reamer Drill Bits

Drill and finish holes in one pass

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

Countersink Drill Bits

Countersink Drill Bits

A single bit drills and creates an angled surface so oval and flat screw heads sit flush

Cabinets

Store objects on enclosed shelves

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Counterbore Drill Bits

Counterbore Drill Bits

A single bit drills and creates a flat surface for the head of a socket head cap screw

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

Remove broken screws, pipes, and studs without damaging the threads around them

Socket Adapters

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

Plug Cutters

Form wood plugs to conceal fastener heads in counterbored holes

Drill Bit Inserts

Drill Bit Inserts

Pair with compatible drill bit bodies to precisely drill multiple holes

Wing Nut Driver Bits

Wing Nut Driver Bits

Use with power tools to hold and turn wing nuts

Chip Catchers

Capture chips and dust when drilling holes

Driver Shafts

Attach to a handle to create your own driver tool, or pair with socket wrenches and power tools

Router Bits

Attach to routers and CNC machines to cut grooves, chamfers, and other detailed shapes

Eyebolt and Hook Driver Bits

Eyebolt and Hook Driver Bits

Install and remove eyebolts and screw-in hooks

Threaded Rod and Stud Driver Bits

Threaded Rod and Stud Driver Bits

Quickly install threaded rods and studs with a cordless drill, instead of by hand

Drill/Screwdriver Bits

Drill/Screwdriver Bits

Quickly change between drilling countersunk holes and driving screws

Wood Screw Threaded Stud Driver Bits

Wood Screw Threaded Stud Driver Bits

Install wood screw threaded studs, which are also known as dowel screws

One-Way Screw Remover Bits

One-Way Screw Remover Bits

Use with a nutdriver to loosen one-way screws

Electrical Discharge Machining Electrodes

Electrical Discharge Machining Electrodes

Create pilot holes and other small holes to run EDM wire through; use with hole-popping EDM machines

Friction Drill Bits

Friction Drill Bits

Pair with friction drills to melt holes that have an outer lip in sheet metal

Hole Saw Arbor Extensions

Hole Saw Arbor Extensions

Reach your hole saw into spots where your drill is too big to fit

Hanger Bolt Driver Bits

Hanger Bolt Driver Bits

Turn flat-end bolts and screws

Drill Bit Size Gauges

Drill Bit Size Gauges

Match your drill bit to one of the holes to confirm its size

Friction Drills

Friction Drills

Make a hole in thin metal to install threaded fasteners that won't twist or loosen

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)