13/64" Drill Bits | McMaster-Carr

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Drill Bit Size

0.35 mm to 2.5 mm (Increments of 0.05 mm)

1", 1 1/32", 1 1/16", 1 1/8", 1 5/32", 1 3/16", 1 1/4", 1 5/16", 1 3/8", 1 7/16", 1 1/2"

1.0 mm to 10.0 mm (Increments of 0.5 mm)

1.0 mm to 13.0 mm (Increments of 0.5 mm)

1.0 mm to 5.9 mm (Increments of 0.1 mm)

1.0 mm to 6.9 mm (Increments of 0.1 mm)

1.0 mm to 7.0 mm (Increments of 0.5 mm)

1/16" to 1/2" (Increments of 1/64")

1/16" to 1/2" (increments of 1/32")

1/16" to 1/4" (Increments of 1/64")

1/16" to 3/8" (Increments of 1/64")

1/2" to 1" (Increments of 1/64")

1/64" to 1/4" (increments of 1/64")

2.6 mm to 10.0 mm (Increments of 0.1 mm)

6.0 mm to 10.0 mm (Increments of 0.1 mm)

9/16" to 1" (increments of 1/16")

33/64" to 63/64" (Increments of 1/64")

For Use On

Length Class

System of Measurement

Drill Bit Point Type

Finish

Aluminum Titanium Nitride (AlTiN) Coated

Black Oxide

Carbide Tipped

Gold Oxide

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Shank Type

Shank Size

Material

Flute Direction

Point Angle

Flute Type

Decimal Size Equivalent

Sold As

Screw Size

Thread Size

Maximum Drilling Depth

Number of Flutes

Bit Style

Fluted

Through Hole

RoHS

Compliant

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

EAR99

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Thread Pitch

For Drill Bit Size Decimal Equivalent

115 Products

About Drill Bits

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

Drill Bits

Sold Individually

High-Speed Steel Drill Bits

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

22 products

Cobalt Steel Drill Bits

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

8 products

Carbide-Tipped Drill Bits

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

5 products

Carbide Drill Bits

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

7 products

Chip-Clearing High-Speed Steel Drill Bits

Prevent clogs and dissipate heat when drilling most metals

7 products

Chip-Clearing Cobalt Steel Drill Bits

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

2 products

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

1 product

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

Aggressively cut difficult-to-machine metals without clogging

1 product

Short-Flute High-Speed Steel Drill Bits

The rigidity of short-length bits without sacrificing reach

2 products

Short-Flute Cobalt Steel Drill Bits

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

3 products

Short-Flute Carbide-Tipped Drill Bits

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

2 products

Precise-Cut High-Speed Steel Drill Bits

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

1 product

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

1 product

Smooth-Finish Carbide Drill Bits

More cutting edges for a consistent finish

1 product

Carbide-Tipped Drill Bits for Hardened Steel

Straight flutes withstand the heavy pressure needed to penetrate hardened steel

1 product

Carbide Drill Bits for Hardened Steel

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

2 products

Quick-Change Hex High-Speed Steel Drill Bits

Save time when you need to change bits frequently

2 products

Coolant-Fed Carbide Drill Bits

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

2 products

Left-Hand High-Speed Steel Drill Bits

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

2 products

High-Speed Steel Drill Bits for Wood Screws

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

2 products

Drill Bits with Countersunk-Hole Guide

Center holes perfectly before installing hinges and other hardware

4 products

High-Speed Steel Drill Bits for Plastic

Penetrate gradually to prevent cracking and chipping

1 product

Carbide Drill Bits for Carbon Fiber, Fiberglass, and Graphite

Drill abrasive materials cleanly

1 product

Other Products

Drill Taps

Drill and thread holes with the same bit

1 product

Drill Bit Guides

Drill precise holes without building a fixture

1 product

Taps

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

1 product

Countersinks

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

16 products

Drill Stops

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

1 product

Drill Bit Extensions

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

2 products

Steel

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

2 products

Threaded Inserts

Create new threads or repair stripped threads

10 products

Drill Bit Size Gauges

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

1 product