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Drill Bits
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Twist Drill Bits
Highly Rated Cast Iron Twist Drill Bits
Shop highly rated products based on our customer reviews
129 Results
Review Rating: Highly Rated
Material Application: Cast Iron
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Department
Tools
Power Tool Accessories
Drill Bits
Twist Drill Bits
Brand
Drill America
Milwaukee
CLE-LINE
DEWALT
Bosch
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$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
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Please choose a rating
Bit Diameter
1/8 in
1/4 in
5/16 in
#13
#27
#49
3/16 in
3/32 in
5/32 in
#24
#37
#39
#59
#12
#15
#18
#2
#34
#38
#46
#4
#5
1/16 in
3/8 in
9/64 in
11/64 in
19/64 in
#14
#22
#23
#25
#44
#45
#47
#51
#53
#57
#6
7/64 in
13/32 in
13/64 in
15/32 in
#17
#30
#31
#33
#48
#52
#55
#60
7/32 in
9/32 in
11/32 in
17/64 in
25/64 in
31/64 in
#10
#16
#1
#20
#32
#35
#40
#41
#56
#58
#8
#9
1/2 in
1-1/4 in
1-1/8 in
5/64 in
7/16 in
11/16 in
15/64 in
21/64 in
23/64 in
27/64 in
29/64 in
#19
#28
#3
#50
#7
23/32 in
35/64 in
37/64 in
45/64 in
47/64 in
#21
#26
#36
#42
#43
#61
#63
#73
#77
#79
#80
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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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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
1.88 in
1.89 in
1.93 in
2 in
2.06 in
2.12 in
2.18 in
2.25 in
2.37 in
2.38 in
2.43 in
2.5 in
2.50 in
2.52 in
2.62 in
2.68 in
2.75 in
2.87 in
2.91 in
2.93 in
3 in
3.12 in
3.15 in
3.25 in
3.31 in
3.37 in
3.38 in
3.5 in
3.50 in
3.62 in
3.75 in
3.87 in
3.88 in
4 in
4.09 in
4.12 in
4.13 in
4.25 in
4.29 in
4.37 in
4.49 in
4.5 in
4.50 in
4.57 in
4.61 in
4.62 in
4.65 in
4.72 in
4.75 in
4.80 in
4.87 in
4.88 in
4.92 in
5 in
5.00 in
5.12 in
5.24 in
5.25 in
5.37 in
5.5 in
5.62 in
5.75 in
5.87 in
5.98 in
6 in
6.37 in
6.62 in
7.12 in
7.62 in
8 in
8.25 in
9 in
9.25 in
9.5 in
9.75 in
10 in
11 in
11.25 in
11.37 in
12 in
12.12 in
14.37 in
14.5 in
14.87 in
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Material Application
Stainless Steel
Cast Iron
Steel
Aluminum
Duct/Sheet Metal
Angle Iron
Copper
PVC
Nickel
Wood
Plaster
Vinyl Flooring
Linoleum
Gypsum
Fiberglass
Ceramic Tile
Porcelain
Brick
Concrete
Glass
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Shank Diameter
1/2 in
1/4 in
3/8 in
3/4 in
#13
#27
#49
#24
#37
#39
#59
1/8 in
#12
#15
#18
#2
#34
#38
#46
#4
#5
5/16 in
#14
#22
#23
#25
#44
#45
#47
#51
#53
#57
#6
3/16 in
5/32 in
9/64 in
11/64 in
13/64 in
19/64 in
#17
#30
#31
#33
#48
#52
#55
#60
#10
#16
#1
#20
#32
#35
#40
#41
#56
#58
#8
#9
1/16 in
3/32 in
5/64 in
7/32 in
7/64 in
9/32 in
11/32 in
17/64 in
#19
#28
#3
#50
#7
13/32 in
15/32 in
15/64 in
21/64 in
29/64 in
31/64 in
#21
#26
#36
#42
#43
#61
#63
#73
#77
#79
#80
1/64 in
3/64 in
3/8 in.
23/64 in
25/64 in
D
M
O
X
Y
Z
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Shank Style
Straight
3-Flat
Round
Hex
Features
No Additional Features
Magnetic
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
Individual/Set
Individual
Set
Featured Keywords
drill chuck
black oxide
black oxide drill bit
variable helix
extra length
high speed steel
jobber length
bright finish
hard metal
hex shank
fractional size
general purpose drill
quad edge tip
rapid chip removal
shockwave impact duty bits
tapered drill bit
2 high speed steel
drill press
1/2 in. shank
red helix
titanium coating
round shank
longer life
overall length
cobalt alloy
gold oxide
5x life
stay sharper longer
gold drill
killer force drill
split point
3/8 in. shank
bits core
cutting edge
1/4 in. hex shank
impact drill
impact driver
precision start
long life
3/8 in. dia
135 degree
straight shank
3 flat shank
135 degree split point
black oxide treatment
drill bit
135 degree split point drill
drill bit shank
fast drilling
general purpose
gold split point drill bit
stub length
6 in. high speed steel aircraft extension drill bit
bit life
black oxide finish
cobalt steel tool
gold reduced shank drill bit
heavy-duty jobber length drill bit
length extension drill bit
42 cobalt drill bits
cobalt twist
length drill bit
nickel alloy
quadedge tip
red helix titanium drill bit
secure grip
sharper longer
135 ° split point
drilling metal
screw machine drill
taper length drill
1/2 in. drill bit
1/4 in. shank
1/8 in. drill bit
3/4 in. shank
5/32 in. drill bit
5/64 in. cobalt red helix drill bit
6 in. length
12 in. length
118 degree
118 standard point
135 split point
cast iron
center punch
cobalt aircraft extension
cobalt drill bits
cobalt steel
drill set
gold coating
gold finish
hard rubber
iron steel
jobber length drill bit
large diameter holes
m42 alloy
metal case
pointed tip
quick change impact driver
quick change
reduced shank
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$
5
.
97
(
$2.99
/unit
)
(436)
Model# 48-89-4605
Milwaukee
SHOCKWAVE 1/8 in. Titanium Twist Drill Bit (2-Pack)
Add to Cart
Compare
More Options Available
$
7
.
47
(3920)
Model# 48-89-2313
Milwaukee
1/4 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
Top Rated
More Options Available
$
29
.
97
$39.97
Save
$10.00
(25%)
(3432)
Model# 48-89-2370
Cobalt Red Helix Drill Bit Set for Drill Drivers (15-Piece)
Add to Cart
Compare
Top Rated
More Options Available
$
25
.
47
(3921)
Model# 48-89-2329
Milwaukee
1/2 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
19
.
47
(3975)
Model# 48-89-4629
Milwaukee
SHOCKWAVE 1/2 in. Titanium Twist Drill Bit
Add to Cart
Compare
More Options Available
$
15
.
47
(3920)
Model# 48-89-2321
Milwaukee
3/8 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
6
.
67
(3974)
Model# 48-89-4613
Milwaukee
SHOCKWAVE 1/4 in. Titanium Twist Drill Bit
Add to Cart
Compare
Top Rated
More Options Available
$
6
.
47
(3919)
Model# 48-89-2309
Milwaukee
3/16 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare
More Options Available
$
13
.
47
(3974)
Model# 48-89-4621
Milwaukee
SHOCKWAVE 3/8 in. Titanium Twist Drill Bit
Add to Cart
Compare
More Options Available
$
10
.
47
(3920)
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
)
(663)
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
(3919)
Model# 48-89-2305
Milwaukee
1/8 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
Compare