Alfa Tools General Product Catalog

Solid Carbide Screw Machine Drills - Cont.

Micrograin Solid Carbide

Heavy Duty 135 O Drill Point Slow Helix

• Slow helix • Split point improves penetration • Shorter flute and overall length increases rigidity, resulting in less deflection, better hole accuracy, and longer drill life • Can withstand high drilling speeds and temperatures. • Suited for materials such as nickel and chrome alloys, steel weldments, titanium alloys and stainless steel

Features:

Solid Carbide Screw Machine Drills

Solid Carbide Spade Drills

LETTER

NEW!

ALFA USA STOCK #

ALFA USA STOCK #

DECIMAL

FLUTE

OVERALL LENGTH

DECIMAL

FLUTE

OVERALL LENGTH

SIZE

SIZE

EQUIV.

LENGTH

EQUIV.

LENGTH

234 238 242 246 250 257 261 266 272 277 281 290 295

1-5/16 1-3/8 1-3/8 1-3/8 1-3/8 1-7/16 1-7/16 1-1/2 1-1/2 1-1/2 1-1/2 1-9/16 1-9/16

2-7/16 2-1/2 2-1/2 2-1/2 2-1/2 2-5/8 2-5/8 2-11/16 2-11/16 2-11/16 2-11/16

SCSM70401 SCSM70402 SCSM70403 SCSM70404 SCSM70405 SCSM70406 SCSM70407 SCSM70408 SCSM70409 SCSM70410 SCSM70411 SCSM70412 SCSM70413

302 316 323 332 339 348 358 368 377 386 397 404 413

1-5/8

2-13/16 2-15/16 2-15/16

SCSM70414 SCSM70415 SCSM70416 SCSM70417 SCSM70418 SCSM70419 SCSM70420 SCSM70421 SCSM70422 SCSM70423 SCSM70424 SCSM70425 SCSM70426

A B C D E F G H

N O P Q R S T U V X Y Z W

1-11/16 1-11/16 1-11/16 1-11/16 1-3/4 1-3/4 1-7/8 1-7/8 1-13/16 1-15/16 1-15/16

3 3

3-1/16 3-1/16 3-1/8 3-1/4 3-1/4 3-5/16 3-5/16 3-3/8

I

J

K L M

A

2-3/4 2-3/4

2

1 per pack

Solid Carbide Spade Drills

Micrograin Solid Carbide

118 O Point

• Premium micrograin carbide. • Performs well in hard to machine materials, high temperature alloys, glass and plastics • Recommended for shallow hole drilling. • Drilling depth should not exceed 2 times the drill diameter.

Features:

NEW!

DECIMAL

FLUTE

OVERALL LENGTH

WEB THICK

POINT ANGLE

STOCK #

SIZE

EQUIV.

LENGTH

AT POINT

0312 0469 0625 0938 1250 1562 1875 2188 2500 2812 3125 3438 3750 4062 4375 4688 5000

3/16 7/32 5/16 3/8 7/16

1-1/4 1-1/2 1-1/2 1-1/2 1-1/2

010 012 015 016 020 025 028 030 035 038 040 042 046 048 050 055 060

6

SCSD0998 SCSD0999 SCSD1001 SCSD1003 SCSD1005 SCSD1007 SCSD1009 SCSD1011 SCSD1013 SCSD1015 SCSD1017 SCSD1019 SCSD1021 SCSD1023 SCSD1025 SCSD1027 SCSD1029

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

10 10 12 14 16 18 18 18 18 18 18 18 20 20 21 21

1/8

15/32 9/16 19/32 11/16

2 2 2 2

1/4

3/4 7/8

2-1/2 2-1/2 2-1/2 2-1/2 2-1/2 2-1/2 2-1/2 2-1/2

9/32 5/16

15/16

11/32

1 1

3/8

13/32

1-1/16 1-1/8 1-1/8

7/16

15/32

1/2

A-53

1 per pack