4 ga 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"

80 Ga. to 61 Ga.

80 Ga. to 1 Ga.

60 Ga. to 1 Ga.

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")

Decimal Size Equivalent

Length Class

For Use On

Stainless Steel

Finish

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Drill Bit Point Type

Material

Carbide-Tipped Steel

Point Angle

Shank Size

Flute Direction

Flute Type

Sold As

Overall Length

Shank Type

Number of Flutes

Bit Style

Maximum Drilling Depth

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

RoHS

Specifications Met

Shank Material

Performance

Diameter

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38 Products

Fabricating and Machining

Drill Bits

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

Drill Stops

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

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.)