Specials & Offers
Appliances
Bath
Blinds & Window Treatments
Building Materials
Lumber & Composites
Cleaning
Home Décor
Lighting
Doors & Windows
Electrical
Flooring
Hardware
Heating, Venting & Cooling
Kitchen
Garden Center
Outdoors
Paint
Plumbing
Holiday Decorations
Smart Home
Storage & Organization
Tools
Automotive
Furniture
Home Depot Gift Cards
Credit Card Services
Home Services
Home Depot Rental
Pro Services & Contractor Supply
Project Calculators
DIY Projects and Ideas
Local Ad
Store Finder
Site Map
#1 Home Improvement Retailer
Select store
...
...
Cart
Select store
...
...
Shop All
Services
DIY
Log In
Cart
Home
/
Tools
/
Power Tool Accessories
/
Drill Bits
CAST IRON DRILL BITS
Get It Fast
In Stock at Store Today
Free 1-2 Day Delivery
Same-Day Delivery
Filters
Filters
Clear All
Bit Diameter: 1-1/4 in
Bit Diameter: 1/8 in
Bit Diameter: #23
Bit Diameter: #44
Material Application: Cast Iron
Get It Fast
In Stock at Store Today
Free 1-2 Day Delivery
Same-Day Delivery
Department
Tools
Power Tool Accessories
Drill Bits
Twist Drill Bits
Countersink Bits
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Brand
Drill America
Milwaukee
CLE-LINE
DEWALT
Price
to
Apply
$0 - $10
$10 - $20
$20 - $30
$30 - $40
$40 - $50
Bit Diameter
1/4 in
1/8 in
1/2 in
1/16 in
1-1/4 in
3/8 in
3/16 in
3/32 in
3/4 in
5/16 in
5/32 in
5/8 in
5/64 in
7/64 in
7/16 in
7/32 in
9/32 in
11/64 in
13/32 in
#2
#25
9/64 in
11/32 in
15/32 in
15/64 in
17/64 in
19/64 in
21/64 in
25/64 in
#30
#31
T25
#1
#38
#40
#45
#53
#57
1 in
7/8 in
13/64 in
29/64 in
31/64 in
#10
#16
#32
#35
#3
#44
23/64 in
37/64 in
Q
#14
#15
#18
#20
#21
#33
#34
#37
#41
#46
#47
#49
#4
#51
#5
#60
#8
1-1/2 in
1-1/8 in
3/64 in
11/16 in
17/32 in
19/32 in
23/32 in
27/64 in
35/64 in
63/64 in
#11
#17
#19
#23
#24
#29
#36
#39
#43
#48
#50
#52
#55
#58
#59
#7
#9
1/32 in
1/64 in
13/16 in
21/32 in
Bit Length (in.)
1.75 in
2.12 in
2.62 in
2.75 in
3.12 in
3.37 in
6 in
12 in
18 in
Bit Material
High Speed Steel
Cobalt
Titanium
Multiple
Number of Pieces
1 Piece
2-4 Pieces
5-10 Pieces
11-20 Pieces
Material Application
Stainless Steel
Cast Iron
Steel
Aluminum
Duct/Sheet Metal
Angle Iron
Copper
Nickel
PVC
Wood
Plaster
Vinyl Flooring
Linoleum
Fiberglass
Shank Style
Straight
Hex
Round
3-Flat
Shank Diameter
1/8 in
#44
1/4 in
#23
1/2 in
3/4 in
3/8 in.
3/8 in
Drilling Depth (in)
0
0.375
0.75
0.82857
0.875
1.125
1.5
1.62
1.625
1.875
2
2.125
2.37
2.750
3
3.375
13
View Results
All Filters
Category
Bit Diameter
Bit Length (in.)
Bit Material
Number of Pieces
Bit Diameter: 1-1/4 in
Bit Diameter: 1/8 in
Bit Diameter: #23
Bit Diameter: #44
Material Application: Cast Iron
Clear All
32 Results
Sort by
Top Sellers
$
6
.
97
(
$3.49
/unit
)
(464)
Model# 48-89-4605
Milwaukee
SHOCKWAVE 1/8 in. Titanium Twist Drill Bit (2-Pack)
Add to Cart
More Options Available
$
5
.
48
(4117)
Model# 48-89-2305
Milwaukee
1/8 in. Cobalt Red Helix Twist Drill Bit
Add to Cart
More Options Available
$
5
.
47
(
$2.74
/unit
)
(720)
Model# DW1108 G
DEWALT
1/8 in. Black and Gold Split Point Twist Drill Bit (2-Pack)
Add to Cart
Top Rated
More Options Available
$
11
.
97
(
$2.39
/unit
)
(815)
Model# 48-89-4655
Milwaukee
SHOCKWAVE 1/8 in. Titanium Twist Drill Bit (5-Pack)
Add to Cart
More Options Available
$
20
.
97
(
$4.19
/unit
)
(379)
Model# 48-89-2355
Milwaukee
1/8 in. Cobalt Red Helix Twist Drill Bit (5-Pack)
Add to Cart
$
20
.
90
(
$2.09
/unit
)
(55)
Model# 48-89-4655-48-89-4655
Milwaukee
SHOCKWAVE 1/8 in. Titanium Twist Drill Bit (10-Pack)
Add to Cart
More Options Available
$
3
.
55
(90)
Model# DWDA/CX121/8
Drill America
1/8 in. x 12 in. High Speed Steel Aircraft Extension Drill Bit
Add to Cart
Top Rated
More Options Available
$
38
.
97
(
$3.90
/unit
)
(123)
Model# 48-89-2305-X10
Milwaukee
1/8 in. Cobalt Red Helix Twist Drill Bit (10-Pack)
Add to Cart
$
27
.
92
(
$2.79
/unit
)
(30)
Model# 48-89-2355-48-89-2355
Milwaukee
1/8 in. Cobalt Red Helix Twist Drill Bit (10-Pack)
Add to Cart
More Options Available
$
27
.
66
(121)
Model# HD3F1-1/4
Drill America
1-1/4 in. Contractor Grade Drill Bit with 1/2 in. 3-Flat Shank
Add to Cart
More Options Available
$
6
.
11
(
51
¢
/unit
)
(95)
Model# KFD1/8P12
Drill America
1/8 in. High Speed Steel Killer Force Drill Bit (12-Pieces)
Add to Cart
More Options Available
$
29
.
13
(120)
Model# KFDRSD1-1/4
Drill America
1-1/4 in. High Speed Steel Twist Black and Gold Reduced Shank Drill Bit with 1/2 in. Shank
Add to Cart