Alfa Tools General Product Catalog
Left Hand Jobber Drills - Cobalt M42 Heavy Duty NAS 907, Type J Standards Left Hand Spiral
Jobber Length 135 O Split Point Straw Gold Finish
• Features a left hand helix for screw machine applications where spindles rotate counter-clockwise • Manufactured from heat-resistant cobalt M42 high-speed steel, these drills maintain their cutting ability at temperatures exceeding 1000 O F
• Heat-resistant and heavy duty design enables use in the harder, high-tensile strength steels like stainless steel, titanium, armor plate, inconel and other difficult-to- machine materials
Features:
Left Hand Jobber Drills - Cobalt M42
FRACTIONAL
NEW!
ALFA USA STOCK #
DECIMAL
FLUTE
OVERALL LENGTH
SIZE
EQUIV.
LENGTH
.0625 .0781 .0938 .1094 .1250 .1406 .1562 .1719 .1875 .2031 .2188 .2344 .2500 .2656 .2812 .2969 .3125 .3281 .3438 .3594 .3750 .3906 .4062 .4219 .4375 .4531 .4688 .4844 .5000
7/8
1-7/8
JDLCO93101 JDLCO93102 JDLCO93103 JDLCO93104 JDLCO93105 JDLCO93106 JDLCO93107 JDLCO93108 JDLCO93109 JDLCO93110 JDLCO93111 JDLCO93112 JDLCO93113 JDLCO93114 JDLCO93115 JDLCO93116 JDLCO93117 JDLCO93118 JDLCO93119 JDLCO93120 JDLCO93121 JDLCO93122 JDLCO93123 JDLCO93124 JDLCO93125 JDLCO93126 JDLCO93127 JDLCO93128 JDLCO93129
1/16 5/64 3/32 7/64 9/64 5/32 11/64 1/8
1
2
1-1/4 1-1/2 1-5/8 1-3/4
2-1/4 2-5/8 2-3/4 2-7/8 3-1/8 3-1/4 3-1/2 3-5/8 3-3/4 3-7/8 4-1/8 4-1/4 4-3/8 4-1/2 4-5/8 4-3/4 4-7/8 5-1/8 5-1/4 5-3/8 5-1/2 5-5/8 5-3/4 5-7/8 4 5
2
2-1/8 2-5/16 2-7/16 2-1/2 2-5/8 2-3/4 2-7/8 2-15/16 3-1/16 3-3/16 3-5/16 3-7/16
3/16
13/64
7/32
A
15/64
1/4
17/64
9/32
19/64
5/16
21/64 11/32 23/64 25/64 13/32 27/64 29/64 15/32 31/64 3/8 7/16
SETS
NEW!
3-1/2 3-5/8 3-3/4 3-7/8
ALFA USA STOCK #
QTY.
SIZES
1/16" - 1/4" by 64ths
JDLCO93194 JDLCO93193 JDLCO93192
13 Pc.
3-15/16 4-1/16 4-3/16 4-5/16
1/16" - 1/2" by 32nds 1/16" - 3/8" by 64ths
15 Pc.
21 Pc.
4-3/8 4-1/2
1/16" - 1/2" by 64ths
JDLCO93190
29 Pc.
6
1/2
1/16" to 5/16", 12 per envelope, 21/64" to 1/2", 6 per envelope
A-27
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