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Cutting Tools /
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Countersink /
Cobalt

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Chamfer Angle

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60.0°

Coating

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TiAlN

TIN

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Countersink Size

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#1

#11

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#16

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#2

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#4

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Cut Diameter Max

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0.9843 25.00MM

1.0000 25.40MM

1.2204 31.00MM

Cut Diameter Min

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0.1890 4.80MM - #12

0.1935 4.91MM - #10

0.1990 5.05MM - #8

0.2040 5.18MM - #6

0.2280 5.79MM - #1

0.2480 6.30MM

0.2500 6.35MM - 1/4 - E

0.3125 7.94MM - 5/16

0.3750 9.53MM - 3/8

0.4094 10.40MM

0.5000 12.70MM - 1/2

0.7500 19.05MM - 3/4

1.2500 31.75MM - 1-1/4

1.5000 38.10MM - 1-1/2

Cutter Type

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Countersink

Countersink Set

Cutting Edge Definition

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and trace amounts of carbon

chromium

Cobalt steel is a type of high-speed alloy steel used primarily for cutting tools. Introduced to manufacturers in 1900

containing a mixture of tungsten

enabled manufacturers to double or even triple their production.

high-speed steel

Cutting Edge Material

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Cobalt

Family Group

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Link

Flute Type

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Bell

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Flutes Or Inserts

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1

2

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Hand

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Included Angle

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Mach Side Connection Size

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0.1250 3.18MM - 1/8

0.1875 4.76MM - 3/16

0.1969 5.00MM

0.2362 6.00MM

0.2500 6.35MM - 1/4 - E

0.3125 7.94MM - 5/16

0.3750 9.53MM - 3/8

0.3937 10.00MM

0.4375 11.11MM - 7/16

0.4724 12.00MM

0.5000 12.70MM - 1/2

0.6250 15.88MM - 5/8

0.7500 19.05MM - 3/4

Machine Side (Toolpost)

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CYLINDRICAL0.1250

CYLINDRICAL0.1875

CYLINDRICAL0.1969

CYLINDRICAL0.2362

CYLINDRICAL0.2500

CYLINDRICAL0.3125

CYLINDRICAL0.3750

CYLINDRICAL0.3937

CYLINDRICAL0.4375

CYLINDRICAL0.4724

CYLINDRICAL0.5000

CYLINDRICAL0.6250

CYLINDRICAL0.7500

Machine Side (Toolpost) Connection Type

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Cylindrical

Made In USA

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No

YES

Overall Length

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1.2500 31.75MM

1.8750 47.63MM

2.0000 50.80MM

2.1250 53.98MM

2.7500 69.85MM

3.0000 76.20MM

3.2500 82.55MM

3.5000 88.90MM

Pilot Hole Diameter

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0.0469

0.0625

0.0781

0.0938

0.1094

0.1250

0.1563

0.1875

0.2188

0.2500

0.3125

Shank Or Pilot Diameter

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0.1250 3.17MM - 1/8

0.1875 4.76MM - 3/16

0.1969 5.00MM

0.2362 6.00MM

0.2500 6.35MM - 1/4 - E

0.3125 7.93MM - 5/16

0.3750 9.52MM - 3/8

0.3937 10.00MM

0.4375 11.11MM - 7/16

0.4724 12.00MM

0.5000 12.70MM - 1/2

0.6250 15.88MM - 5/8

0.7500 19.05MM - 3/4

Shipping State

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ILLINOIS

MICHIGAN

Ontario

Tool Diameter

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0.1250 3.18MM - 1/8

0.1875 4.76MM - 3/16

0.1890 4.80MM - #12

0.1935 4.91MM - #10

0.1990 5.05MM - #8

0.2040 5.18MM - #6

0.2280 5.79MM - #1

0.2480 6.30MM

0.2500 6.35MM - 1/4 - E

0.3125 7.94MM - 5/16

0.3750 9.53MM - 3/8

0.4094 10.40MM

0.4375 11.11MM - 7/16

0.5000 12.70MM - 1/2

0.6250 15.88MM - 5/8

0.6496 16.50MM

0.7500 19.05MM - 3/4

0.8071 20.50MM

0.8750 22.23MM - 7/8

0.9842 25.00MM

1.0000 25.40MM

1.2205 31.00MM

1.2500 31.75MM - 1-1/4

1.5000 38.10MM - 1-1/2

Tool Material

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Cobalt

Type of Tool

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Countersink

Drill

Hole Making

Filter by manufacturer

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SOWA

Cobalt

Cobalt Subcategories

Set

Picture for category Set

Sort by

Picture of Sowa 121900 5/16 7.93mm Cobalt 90º 3-Flute Countersink

Sowa 121900 5/16 7.93mm Cobalt 90º 3-Flute Countersink

Part Number: SOW121900

$0.00

Picture of Sowa 121901 3/8 9.52mm Cobalt 90º 3-Flute Countersink

Sowa 121901 3/8 9.52mm Cobalt 90º 3-Flute Countersink

Part Number: SOW121901

$0.00

Picture of Sowa 121902 1/2 12.70mm Cobalt 90º 3-Flute Countersink

Sowa 121902 1/2 12.70mm Cobalt 90º 3-Flute Countersink

Part Number: SOW121902

$0.00

Picture of Sowa 121903 5/8 15.87mm Cobalt 90º 3-Flute Countersink

Sowa 121903 5/8 15.87mm Cobalt 90º 3-Flute Countersink

Part Number: SOW121903

$0.00

Picture of Sowa 121904 3/4 19.05mm Cobalt 90º 3-Flute Countersink

Sowa 121904 3/4 19.05mm Cobalt 90º 3-Flute Countersink

Part Number: SOW121904

$0.00

Picture of Sowa 121905 1 25.4mm Cobalt 90º 3-Flute Countersink

Sowa 121905 1 25.4mm Cobalt 90º 3-Flute Countersink

Part Number: SOW121905

$0.00

Picture of Sowa 121855 5Pc 3-Flute 90º Tin Cobalt Set

Sowa 121855 5Pc 3-Flute 90º Tin Cobalt Set

Part Number: SOW121855

$0.00

Picture of Sowa 121856 7Pc 3-Flute 90º Tin Cobalt Set

Sowa 121856 7Pc 3-Flute 90º Tin Cobalt Set

Part Number: SOW121856

$0.00

Picture of Sowa 121860 5Pc 3-Flute 82º Cobalt Set

Sowa 121860 5Pc 3-Flute 82º Cobalt Set

Part Number: SOW121860

$0.00

Picture of Sowa 121865 5Pc 3-Flute 90º Cobalt Set

Sowa 121865 5Pc 3-Flute 90º Cobalt Set

Part Number: SOW121865

$0.00

Picture of Sowa 121861 7Pc 3-Flute 82º Cobalt Set

Sowa 121861 7Pc 3-Flute 82º Cobalt Set

Part Number: SOW121861

$0.00

Picture of Sowa 121866 7Pc 3-Flute 90º Cobalt Set

Sowa 121866 7Pc 3-Flute 90º Cobalt Set

Part Number: SOW121866

$0.00

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