Alfa Tools General Product Catalog

Combined Drill & Countersinks (Center Drills) High-Speed Steel High-Speed Steel

• Combined drill & countersinks are used for producing center holes in metal workpieces which requires machining between centers • Plain type is most commonly used. Features:

• Plain type long length is used where extra reach is required. Features:

Plain Type 60 O Included Angle

Long Length Plain Type 60 O Included Angle

Combined Drill & Countersinks (Center Drills)

HIGH-SPEED STEEL

HIGH-SPEED STEEL

ASA

DRILL BODY OVERALL

STOCK #

ASA

DRILL BODY OVERALL

STOCK #

DIA.

DIA.

LENGTH

DIA.

DIA.

LENGTH

NO.

NO.

ALFA USA ECO-PRO

ALFA USA

ECO-PRO

3/64 3/64 5/64 5/64 7/64 7/64 1/8 1/8 1/8 3/16 3/16 7/32 7/32 1/4 5/16

1/8 1/8

3 4 4 5 4 5 4 5 6 5 6 5 6 6 6

CDK50471 CD50471 CDK50472 CD50472 CDK50473 CD50473 CDK50474 CD50474 CDK50475 CD50475 CDK50476 CD50476 CDK50477 CD50477 CDK50478 CD50478 CDK50479 CD50479 CDK50480 CD50480 CDK50481 CD50481 CDK50482 CD50482 CDK50483 CD50483 CDK50484 CD50484 CDK50485 CD50485

0.020 0.025 1/32 3/64 5/64 7/64

1/8 1/8 1/8 1/8

1-1/4 1-1/4 1-1/4 1-1/4 1-7/8 2-1/8 2-3/4 3-1/4 3-1/2 2 3

CDHK50448 CDH50448 CDHK50449 CDH50449 CDHK50450 CDH50450 CDHK50451 CDH50451 CDHK50452 CDH50452 CDHK50453 CDH50453 CDHK50454 CDH50454 CDHK50455 CDH50455 CDHK50456 CDH50456 CDHK50457 CDH50457 CDHK50458 CDH50458

1 1 2 2 3 3 4 4 4 5 5 6 6 7 8

000

00

3/16 3/16 1/4 1/4 5/16 5/16 5/16 7/16 7/16 1/2 1/2 5/8 3/4

0 1 2 3 4 5 6 7 8

3/16 1/4 5/16 7/16 1/2 5/8 3/4

1/8 3/16 7/32 1/4 5/16

000 to 4, 12 per pack, 5 to 6, 6 per pack, 7 to 8, 3 per pack

Metric sizes are available on request.

A

1 to 4, 12 per pack, 5 to 8, 1 per pack

HSS COMBINED DRILL & COUNTERSINK SET IN A WOOD STAND SET SIZE RANGE STOCK # QTY. ALFA USA

CDHK50465

Set Includes 1 each: Nos. 1, 2, 3, 4, 5

5 Pc.

CDHK50465

Cobalt • Solid Carbide

Plain Type 60 O Included Angle

• Used for making center holes in components • For workpieces requiring machining between centers Features:

COBALT M42 SOLID CARBIDE

STOCK #

ASA

DRILL

BODY OVERALL

DIA.

DIA.

LENGTH

NO.

ALFA USA ALFA USA

0.020 0.025 1/32 3/64 5/64 7/64

1/8 1/8 1/8 1/8

1-1/4 1-1/4 1-1/4 1-1/4 1-7/8 2-1/8 2-3/4 3-1/4 3-1/2 2 3

CDCK50448 CDCK50449

– –

000

00

CDCK50450 CDTC50450 CDCK50451 CDTC50451 CDCK50452 CDTC50452 CDCK50453 CDTC50453 CDCK50454 CDTC50454 CDCK50455 CDTC50455 CDCK50456 CDTC50456

0 1 2 3 4 5 6 7 8

3/16 1/4 5/16 7/16 1/2 5/8 3/4

1/8 3/16 7/32 1/4 5/16

TiN coating is available. Details on request.

CDCK50457 CDCK50458

– –

1 per pack

• ALFA USA drills are made in the United States

• ECO PRO drills are made outside the United States to ALFA TOOLS' specifications

A-69

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