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Home
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Drill Bits
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Twist Drill Bits
STEEL TWIST DRILL BITS
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Bit Diameter: 1/2 in
Bit Diameter: #4
Bit Diameter: 1-27/64 in
Material Application: Steel
Bit Length (in.): 6 in
Get It Fast
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
DEWALT
Price
to
Apply
$0 - $10
$10 - $20
$20 - $30
$30 - $40
$100 - $150
$150 - $200
Bit Diameter
1/2 in
1-1/4 in
1-1/8 in
1 in
1-1/32 in
1-13/64 in
3/4 in
3/16 in
5/8 in
5/16 in
5/32 in
7/8 in
7/16 in
9/16 in
11/16 in
11/64 in
13/16 in
13/32 in
13/64 in
15/64 in
17/32 in
19/32 in
21/32 in
23/32 in
25/32 in
29/32 in
33/64 in
35/64 in
37/64 in
47/64 in
#4
53/64 in
59/64 in
61/64 in
63/64 in
#13
#14
#18
#1
#20
#21
#23
#27
#30
#31
#33
#37
#38
#40
#43
#47
#53
#57
1-1/16 in
1-1/2 in
1-17/64 in
1-19/64 in
1-21/64 in
1-23/64 in
1-27/32 in
1-27/64 in
1-37/64 in
1-49/64 in
1-5/16 in
1-5/32 in
1-57/64 in
1-7/16 in
1-7/32 in
1-7/64 in
1-9/32 in
1-9/64 in
1/16 in
2-3/16 in
3/32 in
3/8 in
5/64 in
7/32 in
7/64 in
9/32 in
9/64 in
14 mm
15 mm
15/16 in
17 mm
19/64 in
23/64 in
25/64 in
27 mm
27/32 in
31/32 in
35 mm
39/64 in
41/64 in
45/64 in
57/64 in
G
H
M
N
O
Material Application
Stainless Steel
Steel
Aluminum
Cast Iron
Duct/Sheet Metal
PVC
Wood
Angle Iron
Copper
Nickel
Vinyl Flooring
Plaster
Gypsum
Linoleum
Number of Pieces
1 Piece
5-10 Pieces
Bit Material
Cobalt
High Speed Steel
Black Oxide
Bit Length (in.)
3.75 in
5 in
5.12 in
6 in
7.75 in
12 in
18 in
24 in
Shank Diameter
3/8 in
#4
1/2 in
Shank Style
3-Flat
Straight
Drilling Depth (in)
1.5
3
4.5
Featured Keywords
high speed steel
1/2 in. drill bit
1/2 in. shank
bits core
black oxide drill bit
black oxide
cobalt alloy
drill bit shank
fast drilling
gold coating
gold split point drill bit
hard metal
longer life
precision start
quadedge tip
variable helix
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Bit Diameter
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Number of Pieces
Bit Material
Bit Length (in.)
Bit Diameter: 1/2 in
Bit Diameter: #4
Bit Diameter: 1-27/64 in
Material Application: Steel
Bit Length (in.): 6 in
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8 Results
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Top Sellers
Top Rated
More Options Available
$
26
.
97
(4114)
Model# 48-89-2329
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
More Options Available
$
13
.
97
(721)
Model# DW1132 G
DEWALT
1/2 in. Black and Gold Split Point Twist Drill Bit
Add to Cart
More Options Available
$
119
.
00
(
$23.80
/unit)
(361)
Model# 48-89-2329-X5
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit (5-Pack)
Add to Cart
More Options Available
$
31
.
01
(
$5.17
/unit)
(84)
Model# HD3F1/2P6
Drill America
1/2 in. HSS Black and Gold Contractor Drill Bit with Split Point and 3-Flat Shank (6-Pack)
Add to Cart
More Options Available
$
198
.
00
(
$19.80
/unit)
(250)
Model# 48-89-2329-X10
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit (10-Pack)
Add to Cart
More Options Available
$
3
.
50
(16)
Model# GLBCOX64
Drill America
#4 x 6 in. Cobalt Aircraft Extension Drill Bit
Add to Cart
More Options Available
$
28
.
79
(227)
Model# DWDRSD1-27/64
Drill America
1-27/64 in. High Speed Steel Black Oxide Reduced Shank Drill Bit with 1/2 in. Shank
Add to Cart
More Options Available
$
2
.
59
(23)
Model# DWDA/CX64
Drill America
#4 x 6 in. High Speed Steel Aircraft Extension Drill Bit
Add to Cart