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
STRAIGHT CAST IRON DRILL BITS
6 Results
Filters
Filters
Clear All
Bit Diameter: #41
Bit Diameter: #51
Bit Diameter: J
Shank Style: Straight
Material Application: Cast Iron
Get It Fast
In Stock at Store Today
Department
Tools
Power Tool Accessories
Drill Bits
Twist Drill Bits
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
5
4 & Up
3 & Up
2 & Up
1 & Up
0
Price
to
Apply
$0 - $10
$10 - $20
$30 - $40
$40 - $50
Material Application
Stainless Steel
Aluminum
Angle Iron
Cast Iron
Copper
Duct/Sheet Metal
Nickel
PVC
Plaster
Steel
Vinyl Flooring
Wood
Linoleum
Bit Material
High Speed Steel
Cobalt
Bit Diameter
1/8 in
1/2 in
3/8 in
#25
11/64 in
13/32 in
#30
1/4 in
3/16 in
5/16 in
#31
#40
#57
1/16 in
1 in
1-1/2 in
1-1/4 in
3/32 in
3/4 in
5/8 in
5/32 in
5/64 in
7/32 in
7/64 in
9/64 in
9/32 in
21/64 in
25/64 in
#38
#53
13/64 in
15/64 in
19/64 in
Q
#10
#16
#20
#32
#34
#35
#45
#4
#8
7/8 in
15/32 in
23/32 in
29/64 in
35/64 in
#11
#14
#15
#19
#1
#23
#24
#33
#36
#37
#44
#46
#47
#55
#58
#60
#7
7/16 in
11/16 in
11/32 in
17/64 in
19/32 in
23/64 in
D
H
J
O
#13
#17
#18
#21
#26
#28
#29
#42
#43
#48
#49
#50
#51
#52
#59
#78
#9
1-1/32 in
1-1/8 in
1/64 in
2 in
3/64 in
13/16 in
17/32 in
21/32 in
Number of Pieces
1 Piece
11-20 Pieces
Bit Length (in.)
2 in
2.75 in
4.12 in
12 in
Shank Diameter
J
#51
#41
Drilling Depth (in)
1
1.125
1.375
2.875
View Results
All Filters
Category
Material Application
Bit Material
Bit Diameter
Number of Pieces
In Stock at Store Today
Sort by
Top Sellers
Bit Diameter: #41
Bit Diameter: #51
Bit Diameter: J
Shank Style: Straight
Material Application: Cast Iron
Clear All
+more available options
Drill America
#51 x 12 in. High Speed Steel Aircraft Extension Drill Bit
(4.7 /
7
)
Model# DWDA/CX1251
$
8
.
92
Add to Cart
+more available options
Drill America
#51 High Speed Steel Black Oxide General Purpose Split Point Twist Drill Bit (12-Pack)
(3.7 /
3
)
Model# DWDSP51P12
$
8
.
40
(
70
¢
/unit
)
Add to Cart
+more available options
Drill America
J x 12 in. High Speed Steel Aircraft Extension Drill Bit
Model# DWDA/CX12J
$
15
.
99
Add to Cart
+more available options
Drill America
#41 High Speed Steel Twist Drill Bit with Bright Finish (12-Pack)
(4.8 /
6
)
Model# D/AP41P12
$
9
.
05
(
75
¢
/unit
)
Add to Cart
Drill America
J M35 Cobalt Drill Bit (12-Piece)
(5 /
1
)
Model# DWDCOJP12
$
30
.
40
(
$2.53
/unit
)
Add to Cart
Drill America
J M42 Cobalt Twist Drill Bit (12-Piece)
Model# D/ACOJP12
$
46
.
10
(
$3.84
/unit
)
Add to Cart
