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Step Drill Bit: 7/16" Shank Dia, Cobalt, 8 Hole Sizes Bright/Uncoated

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Irwin 10220CB Step Drill Bit: 7/16" Shank Dia, Cobalt, 8 Hole Sizes Bright/Uncoated

Item #: 10220CB by Irwin Tools

UPC #: 038548099248

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Features

Type

Step Drill Bit

Shank Type

Hex

Applications

General Use; MRO

Increment

1/16 in

No of Flutes

1

Step Depth

9/16 to 1 in

Point Shape

Speed Point

Cutting Edge Material

M35 Cobalt HSS

Resistance

Friction; Heat

UNSPSC

27112800

Number of Steps

8

Cutting Diam [Max]

1 in

Cutting Diam [Min]

9/16 in

Bit/Blade Mounting Type

Hex

Material Thickness [Max]

1/16 gauge

Bit/Blade Mounting Size [Nom]

7/16 in

Nom. Width

3 in

Nom. Height

0.95 in

Nom. Length

7 1/4 in

Tool Material

Cobalt

Number of Hole Sizes

8

Coating/Finish

Bright/Uncoated

Maximum Hole Diameter (Decimal Inch)

1.0000

Maximum Hole Diameter (Inch)

1

Minimum Hole Diameter (Inch)

9/16

Overall Length (Inch)

3-1/2

Shank Diameter (Inch)

7/16

Step Increments (Inch)

1/16

Step Increments (mm)

1.58

UNSPSC Code

23241600

Vendor Drop Ship

N

Product Overview
Step Drill Bit: 7/16" Shank Dia, Cobalt, 8 Hole Sizes 3-1/2" OAL, Bright Finish