2.25 mm Drill Bits | McMaster-Carr

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System of Measurement

Drill Bit Size

5/8" to 1 3/16"

1 1/2" to 2 1/16"

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

Stainless Steel

Material

Decimal Size Equivalent

Shank Size

Overall Length

Diameter

Flute Direction

Point Angle

Flute Type

Finish

For Use With

Length Class

Drill Bit Point Type

REACH

Maximum Drilling Depth

RoHS

Bit Style

Sold As

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Shank Type

Length

Number of Flutes

Width

How can we improve?

4 Products

Fabricating and Machining

Drill Bits

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

Measuring and Inspecting

Drill Bit Size Gauges

Drill Bit Size Gauges

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

Raw Materials

Steel

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

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