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Drill Bits
COBALT DRILL BITS
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Bit Material: Cobalt
Drilling Depth (in): 4
Drilling Depth (in): 1.5625
Drilling Depth (in): 2.375
Drilling Depth (in): 4.5
Get It Fast
In Stock at Store Today
Free 1-2 Day Delivery
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
$10 - $20
$20 - $30
$50 - $100
$100 - $150
$150 - $200
Bit Diameter
1/2 in
#8
#9
5/16 in
13/64 in
L
U
Bit Length (in.)
2.75 in
6 in
6.37 in
12 in
Bit Material
Carbide
Bi-Metal
High Speed Steel
Steel
Cobalt
Black Oxide
Titanium
Diamond
Number of Pieces
1 Piece
5-10 Pieces
11-20 Pieces
Material Application
Stainless Steel
Aluminum
Cast Iron
Duct/Sheet Metal
Steel
Angle Iron
Copper
Nickel
PVC
Plaster
Wood
Vinyl Flooring
Linoleum
Shank Style
Straight
3-Flat
Shank Diameter
3/8 in
#8
#9
5/16 in
13/64 in
L
U
Individual/Set
Individual
Drilling Depth (in)
0.125
0.1875
0.375
0.5
0.5625
0.625
0.6875
0.75
0.8125
0.86614173
0.87
0.875
.875
1
1.0625
1.12
1.125
1.1875
1.25
1.3125
1.375
1.4375
1.5
1.5625
1.625
1.6875
1.73228346
1.75
1.81
1.8125
1.875
2
2.125
2.1875
2.25
2.3125
2.375
2.5
2.75
2.8125
2.875
2.9375
3
3.0625
3.1875
3.4375
3.625
3.75
3.875
4
4.0625
4.125
4.25
4.37007874
4.375
4.5
4.75
4.8125
5.1875
5.375
5.625
6.125
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All Filters
Category
Bit Diameter
Bit Length (in.)
Bit Material
Number of Pieces
Bit Material: Cobalt
Drilling Depth (in): 4
Drilling Depth (in): 1.5625
Drilling Depth (in): 2.375
Drilling Depth (in): 4.5
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8 Results
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More Options Available
$
26
.
97
(4114)
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
More Options Available
$
119
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$23.80
/unit)
(361)
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit (5-Pack)
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$
3
.
89
(129)
Drill America
13/64 in. x 6 in. Cobalt Aircraft Extension Drill Bit
Add to Cart
More Options Available
$
198
.
00
(
$19.80
/unit)
(250)
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit (10-Pack)
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More Options Available
$
23
.
24
Drill America
5/16 in. Cobalt Taper Length Twist Drill Bit
Add to Cart
More Options Available
$
14
.
53
Drill America
U x 6 in. Cobalt Aircraft Extension Drill Bit
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$
59
.
05
(
$4.92
/unit)
Drill America
L M42 Cobalt Short Drill Bit (12-Piece)
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More Options Available
$
9
.
00
(8)
Drill America
#8 x 12 in. Cobalt Aircraft Extension Drill Bit
Add to Cart