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Drill Bits
Highly Rated Cast Iron Drill Bits
Shop highly rated products based on our customer reviews
129 Results
Review Rating: Highly Rated
Material Application: Cast Iron
Drill Bit Type: Twist
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Department
Tools
Power Tool Accessories
Drill Bits
Twist Drill Bits
Brand
Drill America
Milwaukee
CLE-LINE
DEWALT
Bosch
Price
to
Go
$0 - $10
$10 - $20
$20 - $30
$30 - $40
$40 - $50
$50 - $100
$100 - $150
$150 - $200
$250 - $300
Special Values
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Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
0
Please choose a rating
Bit Diameter
1/8 in
1/4 in
3/16 in
3/32 in
5/16 in
5/32 in
#13
#27
#37
#39
#49
#24
#38
#59
3/8 in
9/64 in
11/64 in
19/64 in
#12
#14
#15
#18
#2
#34
#5
7/64 in
13/64 in
15/32 in
#22
#23
#25
#44
#45
#46
#47
#4
#51
#53
#57
#6
1/16 in
7/32 in
13/32 in
17/64 in
#17
#31
#33
#35
#48
#52
#60
1/2 in
5/64 in
7/16 in
9/32 in
11/32 in
15/64 in
21/64 in
23/64 in
25/64 in
31/64 in
#10
#16
#1
#20
#30
#32
#3
#40
#41
#50
#55
#56
#58
#8
#9
11/16 in
23/32 in
27/64 in
29/64 in
35/64 in
37/64 in
45/64 in
47/64 in
#19
#26
#28
#42
#43
#61
#63
#73
#77
#79
#7
#80
1-1/4 in
1-1/8 in
1/64 in
13/16 in
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Bit Length (in.)
0.75 in
0.875 in
1 in
1.125 in
1.25 in
1.375 in
1.5 in
1.625 in
1.6875 in
1.75 in
1.8125 in
1.875 in
1.88
1.8912 in
1.9375 in
2 in
2.00
2.01
2.0625 in
2.125 in
2.1875 in
2.25 in
2.25
2.250 in
2.375 in
2.38 in
2.4375 in
2.5 in
2.500 in
2.52 in
2.62 in
2.62
2.625 in
2.6875 in
2.75 in
2.750 in
2.75
2.875 in
2.875
2.8762 in
2.91
2.9375 in
3 in
3.125 in
3.125
3.15 in
3.25 in
3.31 in
3.375 in
3.3884 in
3.5 in
3.500 in
3.625 in
3.75 in
3.750 in
3.75
3.875 in
3.88
4 in
4.09 in
4.125 in
4.13
4.13 in
4.25
4.25 in
4.2913 in
4.37 in
4.37
4.375 in
4.49
4.5 in
4.50
4.625 in
4.65 in
4.75 in
4.875 in
5 in
5.125 in
5.25 in
5.375 in
5.5 in
5.625 in
5.75 in
5.875 in
6 in
6.625 in
7.125 in
7.625 in
8 in
9 in
9.5 in
10 in
11 in
11.25 in
12 in
12
12.125 in
14.375 in
14.5 in
14.875 in
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Material Application
Stainless Steel
Cast Iron
Steel
Aluminum
Duct/Sheet Metal
Angle Iron
PVC
Copper
Nickel
Plaster
Wood
Vinyl Flooring
Linoleum
Gypsum
Fiberglass
Ceramic Tile
Porcelain
Brick
Concrete
Glass
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Bit Material
High Speed Steel
Cobalt
Titanium
Carbide
Black Oxide
Alloy Steel
Multiple
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Number of Pieces
1 Piece
2-4 Pieces
5-10 Pieces
11-20 Pieces
21-30 Pieces
41-60 Pieces
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Shank Style
Straight
3-Flat
Round
Hex
Shank Diameter
1/2 in
1/4 in
3/8 in
3/4 in
#13
#27
#37
#39
#49
1/8 in
#24
#38
#59
#12
#14
#15
#18
#2
#34
#5
1/16 in
3/16 in
3/32 in
5/16 in
5/32 in
11/64 in
13/64 in
19/64 in
#22
#23
#25
#44
#45
#46
#47
#4
#51
#53
#57
#6
9/64 in
#17
#31
#33
#35
#48
#52
#60
5/64 in
7/32 in
#10
#16
#1
#20
#30
#32
#3
#40
#41
#50
#55
#56
#58
#8
#9
1/64 in
3/64 in
3/8 in.
7/64 in
9/32 in
11/32 in
15/32 in
15/64 in
17/64 in
21/64 in
#19
#26
#28
#42
#43
#61
#63
#73
#77
#79
#7
#80
13/32 in
23/64 in
29/64 in
31/64 in
D
M
O
X
Y
Z
#11
#21
#36
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Individual/Set
Individual
Set
Drilling Depth (in)
0
0.0625
0.078125
0.125
0.1875
0.25
0.3125
0.375
0.5
0.5625
0.625
0.6875
0.734375
0.75
0.8125
0.82857
0.86614173
0.875
0.9375
1
1.015625
1.0625
1.125
1.1875
1.25
1.3125
1.375
1.4375
1.495
1.5
1.5625
1.62
1.625
1.6875
1.73228346
1.75
1.81
1.8125
1.87
1.875
2
2.125
2.1875
2.20472441
2.21
2.245
2.25
2.250
2.296875
2.3125
2.37
2.375
2.435
2.4375
2.46875
2.495
2.5
2.500
2.5625
2.578125
2.609375
2.625
2.6875
2.75
2.750
2.8125
2.875
2.890525
2.9375
3
3.0625
3.12
3.125
3.1875
3.3125
3.328
3.375
3.4375
3.5
3.500
3.50393701
3.62
3.62204724
3.625
3.75
3.875
3.9375
4
4.0625
4.1875
4.3125
4.375
4.5
4.8125
5.1875
5.375
5.625
6
6.125
6.375
+ View All
Savings Center
Special Buys
Top Rated
More Options Available
$
29
.
97
$39.97
Save
$10.00
(25%)
(3405)
Model# 48-89-2370
Cobalt Red Helix Drill Bit Set for Drill Drivers (15-Piece)
Add to Cart
Compare
More Options Available
$
25
.
47
(3899)
Model# 48-89-2329
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
19
.
47
(3953)
Model# 48-89-4629
Milwaukee
SHOCKWAVE 1/2 in. Titanium Twist Drill Bit
Add to Cart
Compare
$
5
.
97
(
$2.99
/unit
)
(435)
Model# 48-89-4605
Milwaukee
SHOCKWAVE 1/8 in. Titanium Twist Drill Bit (2-Pack)
Add to Cart
Compare
More Options Available
$
15
.
47
(3898)
Model# 48-89-2321
Milwaukee
3/8 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
7
.
47
(3898)
Model# 48-89-2313
Milwaukee
1/4 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
13
.
47
(3952)
Model# 48-89-4621
Milwaukee
SHOCKWAVE 3/8 in. Titanium Twist Drill Bit
Add to Cart
Compare
More Options Available
$
6
.
67
(3952)
Model# 48-89-4613
Milwaukee
SHOCKWAVE 1/4 in. Titanium Twist Drill Bit
Add to Cart
Compare
More Options Available
$
6
.
47
(3897)
Model# 48-89-2309
Milwaukee
3/16 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
Top Rated
More Options Available
$
10
.
47
(3898)
Model# 48-89-2317
Milwaukee
5/16 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
4
.
47
(
$2.24
/unit
)
(658)
Model# DW1108 G
DEWALT
1/8 in. Black and Gold Split Point Twist Drill Bit (2-Pack)
Add to Cart
Compare
More Options Available
$
3
.
97
(3897)
Model# 48-89-2305
Milwaukee
1/8 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare