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Home
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Drill Bits
COBALT DRILL BITS
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Bit Material: Cobalt
Bit Length (in.): 4.5 in
Bit Length (in.): 1.62 in
Bit Length (in.): 8 in
Bit Length (in.): 3.06 in
Get It Fast
In Stock at Store Today
Free 1-2 Day Delivery
Same-Day Delivery
Availability
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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
$10 - $20
$20 - $30
$40 - $50
$50 - $100
$100 - $150
Bit Diameter
5/16 in
#61
O
#53
#58
#59
17/32 in
33/64 in
S
T
Bit Length (in.)
0.75 in
0.87 in
1 in
1.12 in
1.25 in
1.37 in
1.5 in
1.62 in
1.68 in
1.75 in
1.81 in
1.87 in
1.89 in
1.93 in
2 in
2.06 in
2.12 in
2.18 in
2.25 in
2.37 in
2.43 in
2.5 in
2.62 in
2.68 in
2.75 in
2.81 in
2.87 in
2.89 in
2.93 in
2.98 in
3 in
3.06 in
3.12 in
3.25 in
3.31 in
3.37 in
3.38 in
3.5 in
3.56 in
3.65 in
3.68 in
3.75 in
3.87 in
3.88 in
4 in
4.12 in
4.25 in
4.37 in
4.5 in
4.50 in
4.62 in
4.75 in
4.81 in
4.87 in
4.88 in
5 in
5.12 in
5.24 in
5.25 in
5.5 in
5.62 in
5.81 in
5.87 in
5.98 in
6 in
6.25 in
6.37 in
6.5 in
6.62 in
7 in
7.12 in
7.5 in
7.62 in
7.75 in
8 in
8.25 in
8.75 in
9 in
10 in
10.75 in
11.37 in
12 in
Bit Material
Bi-Metal
Carbide
High Speed Steel
Cobalt
Steel
Other
Carbon Steel
Tungsten
Material Application
Stainless Steel
Aluminum
Cast Iron
Duct/Sheet Metal
Steel
Angle Iron
Copper
Nickel
PVC
Plaster
Wood
Vinyl Flooring
Linoleum
Number of Pieces
1 Piece
5-10 Pieces
11-20 Pieces
Shank Diameter
3/8 in
#61
O
#53
#58
#59
17/32 in
33/64 in
S
T
Shank Style
Straight
3-Flat
Individual/Set
Individual
Drilling Depth (in)
0.625
0.6875
1.75
3.1875
4.75
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Category
Bit Diameter
Bit Length (in.)
Bit Material
Material Application
Bit Material: Cobalt
Bit Length (in.): 4.5 in
Bit Length (in.): 1.62 in
Bit Length (in.): 8 in
Bit Length (in.): 3.06 in
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More Options Available
$
13
.
97
(3998)
Model# 48-89-2317
Milwaukee
5/16 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
51
.
97
(
$10.39
/unit
)
(391)
Model# 48-89-2317-X5
Milwaukee
5/16 in. Cobalt Red Helix Twist Drill Bit (5-Pack)
Add to Cart
Compare
More Options Available
$
40
.
11
Model# DWDTLCO17/32
Drill America
17/32 in. Cobalt Taper Length Twist Drill Bit
Add to Cart
Compare
More Options Available
$
129
.
00
(
$12.90
/unit
)
(288)
Model# 48-89-2317-X10
Milwaukee
5/16 in. Cobalt Red Helix Twist Drill Bit (10-Pack)
Add to Cart
Compare
More Options Available
$
16
.
78
(
$1.40
/unit
)
(3)
Model# D/ASTCO53P12
Drill America
#53 M42 Cobalt Short Drill Bit (12-Piece)
Add to Cart
Compare
More Options Available
$
25
.
40
(
$2.12
/unit
)
(9)
Model# D/ACO61P12
Drill America
#61 M42 Cobalt Drill Bit (12-Piece)
Add to Cart
Compare
More Options Available
$
47
.
48
(
$3.96
/unit
)
(1)
Model# DWDCOOP12
Drill America
O M35 Cobalt Drill Bit (12-Piece)
Add to Cart
Compare
More Options Available
$
11
.
79
(
98
¢
/unit
)
(7)
Model# DWDCO59P12
Drill America
#59 M35 Cobalt Drill Bit (12-Piece)
Add to Cart
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More Options Available
$
66
.
41
(
$5.53
/unit
)
Model# D/ACOOP12
Drill America
O M42 Cobalt Twist Drill Bit (12-Piece)
Add to Cart
Compare
More Options Available
$
57
.
48
(
$9.58
/unit
)
Model# D/ASTCOSP6
Drill America
S M42 Cobalt Short Drill Bit (6-Piece)
Add to Cart
Compare