General Purpose Jobber Drills

Super High-Speed Steel – Jobber Length – 118 Degree Point

Bright Finish

Features:

  • An excellent general purpose drill with a conventional 118 degree point angle.
  • Designed for drilling in a wide range of materials, equipment and operating.
  • The bright finish provides good chip ejection in low carbon or soft materials.

FRACTIONAL

BRIGHT FINISH
SIZE DECIMAL EQUIV. FLUTE LENGTH OVERALL LENGTH DRILL BITS USA
STOCK #
1/64 .0156 3/16 3/4 J150097B
1/32 .0312 1/2 1-3/8 J150098B
3/64 .0469 3/4 1-3/4 J150099B
1/16 .0625 7/8 1-7/8 J150101B
5/64 .0781 1 2 J150102B
3/32 .0938 1-1/4 2-1/4 J150103B
7/64 .1094 1-1/2 2-5/8 J150104B
1/8 .1250 1-5/8 2-3/4 J150105B
9/64 .1406 1-3/4 2-7/8 J150106B
5/32 .1562 2 3-1/8 J150107B
11/64 .1719 2-1/8 3-1/4 J150108B
3/16 .1875 2-5/16 3-1/2 J150109B
13/64 .2031 2-7/16 3-5/8 J150110B
7/32 .2188 2-1/2 3-3/4 J150111B
15/64 .2344 2-5/8 3-7/8 J150112B
1/4 .2500 2-3/4 4 J150113B
17/64 .2656 2-7/8 4-1/8 J150114B
9/32 .2812 2-15/16 4-1/4 J150115B
19/64 .2969 3-1/16 4-3/8 J150116B
5/16 .3125 3-3/16 4-1/2 J150117B
21/64 .3281 3-5/16 4-5/8 J150118B
11/32 .3438 3-7/16 4-3/4 J150119B
23/64 .3594 3-1/2 4-7/8 J150120B
3/8 .3750 3-5/8 5 J150121B
25/64 .3906 3-3/4 5-1/8 J150122B
13/32 .4062 3-7/8 5-1/4 J150123B
27/64 .4219 3-15/16 5-3/8 J150124B
7/16 .4375 4-1/16 5-1/2 J150125B
29/64 .4531 4-3/16 5-5/8 J150126B
15/32 .4688 4-5/16 5-3/4 J150127B
31/64 .4844 4-3/8 5-7/8 J150128B
1/2 .5000 4-1/2 6 J150129B
Jobber Drills over 1/2″diameter have straight cylindrical shanks.
33/64 .5156 4-13/16 6-5/8 J150130
17/32 .5312 4-13/16 6-5/8 J150131
35/64 .5469 4-13/16 6-5/8 J150132
9/16 .5625 4-13/16 6-5/8 J150133
37/64 .5781 4-13/16 6-5/8 J150134
19/32 .5938 5-3/16 7-1/8 J150135
39/64 .6094 5-3/16 7-1/8 J150136
5/8 .6250 5-3/16 7-1/8 J150137
41/64 .6406 5-3/16 7-1/8 J150138
21/32 .6562 5-3/16 7-1/8 J150139
43/64 .6719 5-5/8 7-5/8 J150140
11/16 .6875 5-5/8 7-5/8 J150141

1/64″ to 5/16″, 12 per envelope, 21/64″ to 1/2″, 6 per envelope 33/64″ to 11/16″, 1 per pack

Sizes 1/16″ to 1/2″ are available carded.

LETTER

 SIZE

DECIMAL EQUIV.

FLUTE LENGTH

OVERALL LENGTH

DRILL BITS USA

STOCK #

A
B
C
D

.234
.238
.242
.246

2-5/8
2-3/4
2-3/4
2-3/4

3-7/8
4
4
4
J160201B J160202B J160203B
J160204B
E
F
G
H

.250
.257
.261
.266

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

4
4-1/8
4-1/8
4-1/8
J160205B J160206B J160207B J160208B
I
J
K
L

.272
.277
.281
.290

2-7/8
2-7/8
2-15/16
2-15/16

4-1/8
4-1/8
4-1/4
4-1/4

J160209B J160210B J160211B
J160212B
M
N
O
P

.295
.302
.316
.323

3-1/16
3-1/16
3-3/16
3-5/16

4-3/8
4-3/8
4-1/2
4-5/8

J160213B J160214B J160215B
J160216B
Q
R
S
T

.332
.339
.348
.358

3-7/16
3-7/16
3-1/2
3-1/2

4-3/4
4-3/4
4-7/8
4-7/8

J160217B J160218B J160219B J160220B
U
V
W
X

.368
.377
.386
.397

3-5/8
3-5/8
3-3/4
3-3/4

5
5
5-1/8
5-1/8
J160221B J160222B J160223B
J160224B
Y
Z

.404
.413

3-7/8
3-7/8

5-1/4
5-1/4

J160225B J160226B

A to N, 12 per envelope, O to Z, 6 per envelope.

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