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Home
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Drill Bits
COBALT DRILL BITS
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Bit Material: Cobalt
Drilling Depth (in): 1.70
Drilling Depth (in): 2.375
Drilling Depth (in): 3.625
Get It Fast
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
Milwaukee
Drill America
Price
to
Apply
$10 - $20
$50 - $100
$100 - $150
Bit Diameter
3/8 in
U
Bit Length (in.)
5 in
6 in
Bit Material
Bi-Metal
Carbide
High Speed Steel
Cobalt
Black Oxide
Number of Pieces
1 Piece
5-10 Pieces
Material Application
Stainless Steel
Aluminum
Cast Iron
Duct/Sheet Metal
Steel
Angle Iron
Copper
Nickel
PVC
Plaster
Vinyl Flooring
Wood
Shank Style
3-Flat
Straight
Shank Diameter
3/8 in
U
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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Category
Bit Diameter
Bit Length (in.)
Bit Material
Number of Pieces
Bit Material: Cobalt
Drilling Depth (in): 1.70
Drilling Depth (in): 2.375
Drilling Depth (in): 3.625
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3 Results
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More Options Available
$
86
.
45
(
$17.29
/unit)
(370)
Model# 48-89-2321-X5
Milwaukee
3/8 in. Cobalt Red Helix Twist Drill Bit (5-Pack)
Add to Cart
More Options Available
$
139
.
00
(
$13.90
/unit)
(259)
Model# 48-89-2321-X10
Milwaukee
3/8 in. Cobalt Red Helix Twist Drill Bit (10-Pack)
Add to Cart
More Options Available
$
14
.
53
Model# GLBCOX6U
Drill America
U x 6 in. Cobalt Aircraft Extension Drill Bit
Add to Cart