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
Free 1-2 Day Delivery
Filters
Filters
Clear All
Material Application: Cast Iron
Drilling Depth (in): 1.1875
Drilling Depth (in): 3.1875
Drilling Depth (in): 4.75
Drilling Depth (in): 1.75
Get It Fast
Free 1-2 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
Price
to
Apply
$0 - $10
$10 - $20
$20 - $30
$30 - $40
$50 - $100
$100 - $150
Bit Diameter
3/8 in
5/16 in
9/64 in
#10
#11
#1
#28
#29
#7
1/2 in
15/32 in
17/32 in
33/64 in
O
Bit Length (in.)
1.75 in
2.25 in
2.87 in
3 in
4.5 in
6 in
7.5 in
7.75 in
8 in
Bit Material
Cobalt
High Speed Steel
Carbide
Number of Pieces
1 Piece
5-10 Pieces
11-20 Pieces
Shank Style
Straight
3-Flat
Round
Shank Diameter
1/4 in
3/8 in
9/64 in
#10
#11
#1
#28
#29
#7
1/2 in
5/16 in
15/32 in
17/32 in
33/64 in
O
Material Application
Stainless Steel
Cast Iron
Steel
Aluminum
Wood
Copper
Duct/Sheet Metal
Nickel
PVC
Angle Iron
Plaster
Vinyl Flooring
Linoleum
Drilling Depth (in)
0
0.06
0.0625
0.078125
0.125
0.1875
0.25
0.3125
0.375
0.5
0.5625
0.625
0.6698
0.6875
0.734375
0.75
0.8125
0.82857
0.86614173
0.875
.875
0.9375
0.985
1
1.015625
1.0625
1.125
1.1426
1.1875
1.22
1.25
1.3125
1.375
1.4375
1.4578
1.495
1.5
1.5625
1.6154
1.62
1.625
1.6875
1.73228346
1.75
1.81
1.8125
1.87
1.875
1.8912
1.9375
2
2.0094
2.125
2.1276
2.1875
2.25
2.3125
2.375
2.435
2.4375
2.46875
2.5
2.500
2.5625
2.609375
2.625
2.75
2.8125
2.875
2.890525
2.9375
3
3.0625
3.1875
3.3125
3.375
3.4375
3.5
3.625
3.75
3.875
3.9375
4
4.0625
4.125
4.1875
4.25
4.3125
4.375
4.5
4.75
4.8125
5.1875
5.375
5.625
6
6.125
13
18
20
Individual/Set
Individual
View Results
All Filters
Category
Bit Diameter
Bit Length (in.)
Bit Material
Number of Pieces
Material Application: Cast Iron
Drilling Depth (in): 1.1875
Drilling Depth (in): 3.1875
Drilling Depth (in): 4.75
Drilling Depth (in): 1.75
Clear All
16 Results
Sort by
Top Sellers
More Options Available
$
23
.
21
(
$1.93
/unit
)
(84)
Model# HD3F5/16P12
Drill America
5/16 in. HSS Black and Gold Contractor Drill Bit with Split Point and 3-Flat Shank (12-Pack)
Add to Cart
$
5
.
64
(4)
Model# DEWCSK3/8-82
Drill America
3/8 in. 82-Degree High Speed Steel Countersink Bit with 3 Flutes
Add to Cart
$
11
.
95
(
$1.00
/unit
)
(26)
Model# DWDCO9/64P12
Drill America
9/64 in. M35 Cobalt Drill Bit (12-Piece)
Add to Cart
More Options Available
$
22
.
10
(3)
Model# DWDTL33/64
Drill America
33/64 in. High Speed Steel Taper Length Twist Drill Bit
Add to Cart
Top Rated
More Options Available
$
51
.
97
(
$10.39
/unit
)
(403)
Model# 48-89-2317-X5
Milwaukee
5/16 in. Cobalt Red Helix Twist Drill Bit (5-Pack)
Add to Cart
More Options Available
$
20
.
94
/package
(
$1.75
/unit
)
(8)
Model# C23350
CLE-LINE
1802 9/64 in. Cobalt Heavy-Duty Jobber Length Drill Bit (12-Piece)
Add to Cart
More Options Available
$
14
.
29
(
$1.19
/unit
)
(1)
Model# D/AST10P12
Drill America
#10 High Speed Steel Premium Short Twist Drill Bit (12-Piece)
Add to Cart
More Options Available
$
32
.
28
Model# DWDTLCO15/32
Drill America
15/32 in. Cobalt Taper Length Twist Drill Bit
Add to Cart
More Options Available
$
18
.
18
(15)
Model# DMOD1
Drill America
#1 Solid Carbide Twist Drill Bit
Add to Cart
$
5
.
23
(3)
Model# DEWCSK3/8-100
Drill America
3/8 in. 100-Degree High Speed Steel Countersink Bit with 3 Flutes
Add to Cart
More Options Available
$
21
.
57
(
$1.80
/unit
)
(1)
Model# DWDLH29P12
Drill America
#29 High Speed Steel Left Hand Drill Bit (12-Pack)
Add to Cart
More Options Available
$
22
.
94
(
$1.91
/unit
)
(3)
Model# D/ASTCO11P12
Drill America
#11 M42 Cobalt Short Drill Bit (12-Piece)
Add to Cart