40 ga Drill Bits | McMaster-Carr

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System of Measurement

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")

Length Class

Short

Jobbers

Extended

Decimal Size Equivalent

For Use On

Finish

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Shank Size

Drill Bit Point Type

Material

Point Angle

Overall Length

Shank Type

For Drill Bit Size Decimal Equivalent

Flute Type

Flute Direction

Maximum Drilling Depth

Sold As

Thread Size

Height

REACH

RoHS

DFARS Specialty Metals

Compliant

Exempt

Export Control Classification Number (ECCN)

EAR99

Number of Flutes

Bit Style

Fluted

For Use With

Drills

Removable Drill Bushings

Taps

Threaded Drill Bushings

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42 Products

Fabricating and Machining

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

34 products

Drill Bit Guides

Drill precise holes without building a fixture

3 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

Measuring and Inspecting

Drill Bit Size Gauges

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

1 product

Raw Materials

Steel

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

1 product