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23138
DRILL T * LETTER DRILL BIT T *
Additional Information
LETTER SIZES MAGNUM PREMIUM
135° split point for fast penetration and accurate starting without a center punch.
Special HI-MOLYBDENUM drills are heat treated at 2185 F and then nitro-carburize finished at 950 F to be measurably
HARDER THAN HIGH-SPEED STEEL.
Recommended for use in work hardening grades of stainless steel and other hard metal drilling applications.
Body and clearance are gold surface treated for MAXIMUM LUBRICITY.
PART NO.
SIZE
FLUTE LENGTH
OVERALL LENGTH
QTY
23119
A
2-5/8
3-7/8
EA
23120
B
2-3/4
4
EA
23121
C
2-3/4
4
EA
23122
D
2-3/4
4
EA
23123
E
2-3/4
4
EA
23124
F
2-7/8
4-1/8
EA
23125
G
2-7/8
4-1/8
EA
23126
H
2-7/8
4-1/8
EA
23127
I
2-7/8
4-1/8
EA
23128
J
2-7/8
4-1/8
EA
23129
K
2-15/16
4-1/4
EA
23130
L
2-15/16
4-1/4
EA
23131
M
3-1/16
4-3/8
EA
23132
N
3-1/16
4-3/8
EA
23133
O
3-3/16
4-1/2
EA
23134
P
3-15/16
4-5/8
EA
23135
Q
3-7/16
4-3/4
EA
23136
R
3-7/16
4-3/4
EA
23137
S
3-1/2
4-7/8
EA
23138
T
3-1/2
4-7/8
EA
23139
U
3-5/8
5
EA
23140
V
3-5/8
5
EA
23141
W
3-3/4
5-1/8
EA
23142
X
3-3/4
5-1/8
EA
23143
Y
3-7/8
5-1/4
EA
23144
Z
3-7/8
5-1/4
EA