Cobalt Letter Series Drill
Bits Cobalt HSS Drills
Letter Sizes
M42CO - Cobalt HSS, Screw Machine Length,
Heavy Duty, 135° Split Point
Made of heat resistant cobalt. Performs well in
limited access areas or where extra rigidity is required. Designed for drilling
high alloy and work hardening materials.
Letter
Diameter Decimal
Equivalent Flute
Length, Inch Overall
Length, Inch Pkg
Qty M42CO
EDP # Price
Pkg. Purchase
Online
A 0.234 1.9375 2.4375 12 46542301 $102.48 Buy Now
B 0.238 1.3750 2.5000 12 46542302 $109.20 Buy Now
C 0.242 1.3750 2.5000 12 46542303 $108.72 Buy Now
D 0.246 1.3750 2.5000 12 46542304 $109.20 Buy Now
E 0.250 1.3750 2.5000 12 46542305 $99.36 Buy Now
F 0.257 1.4375 2.6250 12 46542306 $114.72 Buy Now
G 0.261 1.4375 2.6250 12 46542307 $115.44 Buy Now
H 0.266 1.5000 2.6875 12 46542308 $122.16 Buy Now
I 0.272 1.5000 2.6875 12 46542309 $122.16 Buy Now
J 0.277 1.5000 2.6875 12 46542310 $122.16 Buy Now
K 0.281 1.5000 2.6875 12 46542311 $122.16 Buy Now
L 0.290 1.5625 2.7500 12 46542312 $144.96 Buy Now
M 0.295 1.5625 2.7500 12 46542313 $144.96 Buy Now
N 0.302 1.6250 2.8125 12 46542314 $155.76 Buy Now
O 0.316 1.6875 2.9375 6 46542315 $86.28 Buy Now
P 0.323 1.6875 2.9375 6 46542316 $86.28 Buy Now
Q 0.332 1.6875 3.0000 6 46542317 $93.12 Buy Now
R 0.339 1.6875 3.0000 6 46542318 $93.12 Buy Now
S 0.348 1.7500 3.0625 6 46542319 $116.04 Buy Now
T 0.358 1.7500 3.0625 6 46542320 $116.04 Buy Now
U 0.368 1.8125 3.1250 6 46542321 $116.04 Buy Now
V 0.377 1.8750 3.2500 6 46542322 $128.64 Buy Now
W 0.386 1.8750 3.2500 6 46542323 $128.64 Buy Now
X 0.397 1.9375 3.3125 6 46542324 $128.64 Buy Now
Y 0.404 1.9375 3.3125 6 46542325 $128.64 Buy Now
Z 0.413 2.0000 3.3750 6 46542326 $147.60 Buy Now
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