Alfa Tools General Product Catalog

Step Drills with Hex Shanks

High-Speed Steel Professional Quality

Alfa Tools Patent #5466100

Self-Starting Tip

1/4" Hex Power Shank 2 Flutes Bright Finish, TiN Coated Or Cobalt

1/4" Hex Power Shank For instant loading into quick change adapter.

• Eliminates “walking” and the need for centerpunching • Non-skid tip gives instant start even on curved surfaces Features:

Radius-Blended, Multi-Diameter Steps

Two Flutes Two cutting edges assure true concentricity

BRIGHT FINISH

TiN COATED

COBALT

STOCK #

STOCK #

STYLE

NO. OF STEPS

SIZE

SHANK

STOCK #

OAL

RANGE

SIZE

PACK CARDED

PACK

CARDED

PACK

CARDED

3/16" - 7/8" in 1/16ths 1/8" - 1/2" in 1/32nds 3/16" - 1/2" in 1/16ths 1/4" - 3/4" in 1/16ths

13

1/4" Hex

3" MBML13 MBML13C MBML13TN MBML13TNC MBMLCO13 MBMLCO13C

AH

6

1/4" Hex 3-1/4" MBML6 MBML6C

MBML6TN MBML6TNC

MBMLCO6 MBMLCO6C

BH

9

1/4" Hex 2-13/16" MBML9 MBML9C

MBML9TN MBML9TNC

MBMLCO9 MBMLCO9C

CH

12

1/4" Hex

3"

MBML12 MBML12C MBML12TN MBML12TNC

––

––

KH

1 per pack or card ProBits™ Step Drills

1/4" HEX SHANK ADAPTORS

A

• Hex Shank Step Drills are available in High-Speed Steel, TiN Coated High-Speed Steel and Heavy Duty Cobalt Steel • Packaged in hard body plastic case on a hang-up card Features:

• Converts Round Shank Bit into a Quick Change Bit Features:

BARREL

OVERALL LENGTH

STOCK #

DIM.

SETS In Plastic Case

3" 3" 3"

SA1014 SA1015 SA1016

1/4"

5/16"

NEW!

3/8"

PCS. PER

CONTENTS 1 Pc. Each

STOCK #

SET

6" EXTENSION For long reach

Style AH, BH, CH, HSS Bright Finish

MBML3W

3

Style AH, BH, CH, HSS TiN Coated

MBML3TNW

3

HEX

OVERALL LENGTH

Style AH, BH, CH, Cobalt

MBMLCO3W

3

STOCK #

SHANK

6"

EXT61289

1/4"

1 per pack

ProBits RPM Chart

Step Drills Competitive Cross Reference

ProBit Aluminum Auto Electrical I-Beams Sheet

Stainless Stainless

No. of

ALFA UNIBIT LENOX

Size Range

KLEIN

MAGNA

MILWAUKEE GREENLEE

Style

Body

Boxes

Metal Elec. Boxes

Sinks

Steps TOOLS

13

AH BH

— —

— —

— —

— —

— —

1/8" - 1/2"

2,600 2,600 1,700 1,500 1,500 1,300 1,500 1,500 1,100 900

820 820 550 470 470 410 300 470 470 370

820 820 550 470 470 410 300 470 470 300

690 690 460 400 400 350 250 400 400 310

770 770 510 440 440 390 280 440 440 340

300 300 200 170 170 150 110 170 170 130

310 310 210 180 180 150 110 180 180 140

A B C D E F G H K M

6

3/16" - 1/2" 1/8" - 1/2" 3/16" - 1/2" 1/4" - 3/4"

13

A B C D E

1 2 3

VBI VB4 VB3

59001 59005 59003

44685 44694 44687 44690 44688 44686 44695 44689 44692 44691

48-89-9100

34401 36402

6 9 1 1 8

48-89-9105 48-89-9125

10 11 20 21 12

34410

1/2" 7/8"

VB7 VB2

59008 59002

48-89-9115 344011

F

48-89-9110

— — —

9/16" - 1"

10

G H K M

VB12 59004

13/16" - 1-3/8"

1

VB14

— —

48-89-9120 48-89-9130 48-89-9135

3/8"

12

4 9

34403 36413

3/16" - 7/8"

3

VB11 59001

1/4" - 7/8" - 1-1/8"

Suggested RPM’s only

A-54

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