45 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

Finish

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Uncoated

Decimal Size Equivalent

0.082"

Material

Carbide

Steel

For Drill Bit Size Decimal Equivalent

Drill Bit Point Type

For Use On

Point Angle

Shank Size

Shank Type

Flute Direction

For Use With

Height

Overall Length

Maximum Drilling Depth

Sold As

Flute Type

Length

DFARS Specialty Metals

Compliant

Exempt

Export Control Classification Number (ECCN)

REACH

RoHS

Bit Style

Number of Flutes

33 Products

Fabricating and Machining

Drill Bits

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

29 products

Drill Bit Guides

Drill precise holes without building a fixture

1 product

Drill Stops

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

1 product

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