Cobalt Drill Bits - Letter Series

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

Cobalt Letter Series Drill Bits