Shop All Savings
Appliances
Bath & Faucets
Blinds & Window Treatment
Building Materials
Lumber & Composites
Cleaning
Decor & Furniture
Lighting & Ceiling Fans
Doors & Windows
Electrical
Flooring & Area Rugs
Hardware
Heating & Cooling
Kitchen & Kitchenware
Lawn & Garden
Outdoor Living & Patio
Paint
Plumbing
Seasonal Decor
Smart Home
Storage & Organization
Tools
Automotive
Furniture
Gift Cards
Credit Cards
View All Home Services
Tool Rental
Benefits & Services For the Pro
Project Calculators
View All DIY Projects
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
Filters
Filters
Clear All
Material Application: Cast Iron
Drilling Depth (in): 1.9375
Drilling Depth (in): 1.5625
Drilling Depth (in): 2.5625
Drilling Depth (in): 0.125
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Tools
Power Tool Accessories
Drill Bits
Twist Drill Bits
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Brand
Drill America
Price
to
Apply
$0 - $10
$10 - $20
$20 - $30
$30 - $40
$50 - $100
Bit Diameter
#79
#80
Q
#25
#27
11/32 in
13/64 in
19/64 in
M
Y
#8
#9
13/32 in
23/64 in
L
R
X
Bit Length (in.)
0.75 in
1 in
2.75 in
3.31 in
4.12 in
4.18 in
6 in
12 in
Bit Material
High Speed Steel
Cobalt
Number of Pieces
1 Piece
5-10 Pieces
11-20 Pieces
Shank Style
Straight
3-Flat
Round
Material Application
Stainless Steel
Aluminum
Angle Iron
Cast Iron
Copper
Duct/Sheet Metal
Nickel
PVC
Plaster
Steel
Wood
Vinyl Flooring
Linoleum
Shank Diameter
#79
#80
Q
#25
#27
11/32 in
13/64 in
19/64 in
M
Y
#8
#9
13/32 in
23/64 in
L
R
X
Individual/Set
Individual
Drilling Depth (in)
0.06
0.0625
0.078125
0.125
0.1875
0.2364
0.25
0.3125
0.375
0.5
0.5625
0.625
0.6698
0.6875
0.734375
0.7486
0.75
0.8125
0.82857
0.875
0.9375
0.985
1
1.015625
1.0625
1.125
1.1426
1.1875
1.25
1.3125
1.375
1.4375
1.5
1.5625
1.625
1.6875
1.75
1.8125
1.875
1.8912
1.9375
2
2.0094
2.125
2.1875
2.25
2.3125
2.375
2.435
2.4375
2.46875
2.5
2.500
2.5625
2.609375
2.625
2.6398
2.75
2.8125
2.875
2.890525
2.9375
3
3.0625
3.125
3.1875
3.3125
3.375
3.4278
3.4375
3.5
3.500
3.6248
3.625
3.75
3.875
3.9375
4
4.0625
4.125
4.1875
4.250
4.25
4.3125
4.375
4.5
4.75
4.8125
4.875
5
5.125
5.1875
5.375
5.625
6
6.125
6.375
13
18
20
View Results
All Filters
Category
Bit Diameter
Bit Length (in.)
Bit Material
Number of Pieces
Material Application: Cast Iron
Drilling Depth (in): 1.9375
Drilling Depth (in): 1.5625
Drilling Depth (in): 2.5625
Drilling Depth (in): 0.125
Clear All
19 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
More Options Available
$
3
.
98
(121)
Model# GLBCOX613/64
Drill America
13/64 in. x 6 in. Cobalt Aircraft Extension Drill Bit
Add to Cart
Compare
More Options Available
$
8
.
18
(87)
Model# DWDA/CX1211/32
Drill America
11/32 in. x 12 in. High Speed Steel Aircraft Extension Drill Bit
Add to Cart
Compare
More Options Available
$
2
.
48
(133)
Model# DWDA/CX613/64
Drill America
13/64 in. x 6 in. High Speed Steel Aircraft Extension Drill Bit
Add to Cart
Compare
More Options Available
$
14
.
76
(
$1.23
/unit
)
(6)
Model# D/AP79P12
Drill America
#79 High Speed Steel Twist Drill Bit with Bright Finish (12-Pack)
Add to Cart
Compare
More Options Available
$
8
.
12
(8)
Model# GLBCOX1225
Drill America
#25 x 12 in. Cobalt Aircraft Extension Drill Bit
Add to Cart
Compare
More Options Available
$
18
.
70
(
$3.12
/unit
)
Model# KFDML11/32P6
Drill America
11/32 in. High Speed Steel Mechanics Length Drill Bit with 3-Flat Shank (6-Pieces)
Add to Cart
Compare
More Options Available
$
65
.
44
(
$5.45
/unit
)
Model# D/ASTCOLP12
Drill America
L M42 Cobalt Short Drill Bit (12-Piece)
Add to Cart
Compare
More Options Available
$
22
.
69
Model# DWDA/CX12Q
Drill America
Q x 12 in. High Speed Steel Aircraft Extension Drill Bit
Add to Cart
Compare
More Options Available
$
4
.
99
(7)
Model# DWDA/CX1225
Drill America
#25 x 12 in. High Speed Steel Aircraft Extension Drill Bit
Add to Cart
Compare
More Options Available
$
3
.
25
(16)
Model# GLBCOX627
Drill America
#27 x 6 in. Cobalt Aircraft Extension Drill Bit
Add to Cart
Compare
More Options Available
$
17
.
77
(
$2.96
/unit
)
Model# DWDST13/32P6
Drill America
13/32 in. High Speed Steel General Purpose Short Twist Drill Bit (6-Piece)
Add to Cart
Compare
More Options Available
$
13
.
10
Model# GLBCOX6Q
Drill America
Q x 6 in. Cobalt Aircraft Extension Drill Bit
Add to Cart
Compare