Metal Drilling
METAL DRILLING
146
Jobber Length Drill Bits
Standard general purpose bit with 3/8" reduced shank
Applications:
Automotive, maintenance and repair, stationary drill press
Sets:
Metal Index: 60147, 60148
Size
Decimal
Equiv.
Flute
Length
Overall
Length
Carded
Item #
Bulk
Item #
25/64"
.3906
3-3/4"
5-1/8"
73825
71825
13/32"
.4063
3-7/8"
5-1/4"
73826
71826
27/64"
.4219
3-15/16"
5-3/8"
73827
71827
7/16"
.4375
4-1/16"
5-1/2"
73828
71828
29/64"
.4531
4-3/16"
5-5/8"
73829
71829
15/32"
.4688
4-5/16"
5-3/4"
73830
71830
31/64"
.4844
4-3/8"
5-7/8"
73831
71831
1/2"
.5000
4-1/2"
6"
73832
ZR
71832
General Purpose HSS Fractional 3/8" Reduced
Shank Jobber Length Drill Bits with
118
˚ Point (Series 738/718)
71832
General Purpose HSS Letter Size Straight Shank
Jobber Length Drill Bits (Series 401)
Size
Decimal
Equiv.
Flute
Length
Overall
Length
Carded
Item #
Bulk
Item #
Letter A
0.2340
2-5/8”
3-7/8”
40101
ZR
Letter B
0.2380
2-3/4”
4”
40102
Letter C
0.2420
2-3/4”
4”
40103
ZR
Letter D
0.2460
2-3/4”
4”
40104
ZR
Letter E
0.2500
2-3/4”
4”
40105
Letter F
0.2570
2-7/8”
4-1/8”
40106
Letter G
0.2610
2-7/8”
4-1/8”
40107
Letter H
0.2660
2-7/8”
4-1/8”
40108
ZR
Letter I
0.2720
2-7/8”
4-1/8”
40109
ZR
Letter J
0.2770
2-7/8”
4-1/8”
40110
ZR
Letter K
0.2810
2-15/16”
4-1/4”
40111
ZR
Letter L
0.2900
2-15/16”
4-1/4”
40112
Letter M 0.2950
3-1/16”
4-3/8”
40113
Letter N
0.3020
3-1/16”
4-3/8”
40114
Letter O
0.3160
3-3/16”
4-1/2”
40115
Letter P
0.3230
3-5/16”
4-5/8”
40116
Letter Q
0.3320
3-7/16”
4-3/4”
40117
Letter R
0.3390
3-7/16”
4-3/4”
40118
Letter S
0.3480
3-1/2”
4-7/8”
40119
ZR
Letter T
0.3580
3-1/2”
4-7/8”
40120
Letter U
0.3680
3-5/8”
5”
40121
Letter V
0.3770
3-5/8”
5”
40122
Letter W 0.3860
3-3/4”
5-1/8”
40123
Letter X
0.3970
3-3/4”
5-1/8”
40124
Letter Y
0.4040
3-7/8”
5-1/4”
40125
Letter Z
0.4130
3-7/8”
5-1/4”
40126
• 135
° split-point tip starts drilling immediately and
eliminates “walking.”
Engineered with premium high speed steel in bright finish.
Ideal for use when large, precisely-sized holes are required. Drills
exact-sized hole for tapping applications.
Straight shank
Applications:
Automotive, maintenance and repair, portable drills,
stationary drill press
40101
ZR
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