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Home
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Drill Bits
COBALT DRILL BITS
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Bit Diameter: 1/2 in
Bit Diameter: #7
Bit Diameter: 15/64 in
Bit Material: Cobalt
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In Stock at Store Today
Free 1-2 Day Delivery
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Department
Tools
Power Tool Accessories
Drill Bits
Twist Drill Bits
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Brand
Drill America
Milwaukee
Price
to
Apply
$0 - $10
$20 - $30
$30 - $40
$50 - $100
$100 - $150
$200 - $250
Bit Diameter
1/8 in
1/2 in
1/4 in
5/16 in
#23
#27
#37
#47
#4
#9
3/8 in
3/16 in
5/32 in
7/64 in
9/64 in
11/64 in
19/64 in
H
#13
#14
#18
#22
#24
#38
#39
#46
13/32 in
25/64 in
35/64 in
37/64 in
B
D
G
J
N
O
X
Y
#12
#15
#16
#1
#25
#31
#3
#41
#48
#49
#51
#52
#53
#56
#57
#59
#5
#61
#63
#77
#79
#80
#8
3/32 in
5/64 in
7/32 in
9/32 in
11/16 in
13/64 in
15/64 in
17/32 in
21/64 in
29/32 in
33/64 in
43/64 in
47/64 in
57/64 in
61/64 in
A
C
L
M
Q
S
T
U
V
W
Z
#11
#17
#19
#20
#21
#26
#28
#2
#33
#34
#35
#36
#40
Bit Length (in.)
2.43 in
3.75 in
6 in
7.75 in
Bit Material
Carbide
High Speed Steel
Cobalt
Steel
Alloy Steel
Tungsten
Black Oxide
Diamond
Other
Titanium
High Carbon Steel
Number of Pieces
1 Piece
5-10 Pieces
11-20 Pieces
Shank Diameter
1/2 in
3/8 in
15/64 in
Material Application
Stainless Steel
Aluminum
Cast Iron
Steel
Duct/Sheet Metal
Angle Iron
Copper
Nickel
PVC
Plaster
Vinyl Flooring
Wood
Shank Style
Straight
3-Flat
Individual/Set
Individual
Drilling Depth (in)
1.3125
1.375
2.25
4.5
4.75
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Bit Diameter
Bit Length (in.)
Bit Material
Number of Pieces
Bit Diameter: 1/2 in
Bit Diameter: #7
Bit Diameter: 15/64 in
Bit Material: Cobalt
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6 Results
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Top Rated Products
More Options Available
$
26
.
97
(3974)
Model# 48-89-2329
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
131
.
25
(
$26.25
/unit
)
(349)
Model# 48-89-2329-X5
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit (5-Pack)
Add to Cart
Compare
More Options Available
$
213
.
25
(
$21.33
/unit
)
(247)
Model# 48-89-2329-X10
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit (10-Pack)
Add to Cart
Compare
More Options Available
$
34
.
41
Model# DWDTLCO1/2
Drill America
1/2 in. Cobalt Taper Length Twist Drill Bit
Add to Cart
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More Options Available
$
4
.
60
(120)
Model# GLBCOX615/64
Drill America
15/64 in. x 6 in. Cobalt Aircraft Extension Drill Bit
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More Options Available
$
34
.
68
(
$2.89
/unit
)
(3)
Model# D/ASTCO15/64P12
Drill America
15/64 in. M42 Cobalt Short Twist Drill Bit (12-Piece)
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Compare