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
/
Twist Drill Bits
CAST IRON TWIST DRILL BITS
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Material Application: Cast Iron
Bit Length (in.): 2.758 in
Bit Length (in.): 5.87 in
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
CLE-LINE
Price
to
Apply
$0 - $10
$30 - $40
$40 - $50
$50 - $100
$100 - $150
Bit Diameter
12 mm
31/64 in
Bit Material
High Speed Steel
Carbide
Cobalt
Number of Pieces
1 Piece
5-10 Pieces
Material Application
Stainless Steel
Cast Iron
Angle Iron
Copper
Steel
Aluminum
Duct/Sheet Metal
Nickel
PVC
Plaster
Wood
Linoleum
Vinyl Flooring
Gypsum
Bit Length (in.)
0.75 in
0.87 in
0.94 in
1 in
1.12 in
1.25 in
1.33 in
1.37 in
1.41 in
1.5 in
1.62 in
1.68 in
1.69 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
2.24 in
2.25 in
2.37 in
2.38 in
2.43 in
2.5 in
2.50 in
2.62 in
2.68 in
2.75 in
2.81 in
2.87 in
2.93 in
2.95 in
3 in
3.06 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
3.66 in
3.68 in
3.75 in
3.87 in
3.97 in
4 in
4.12 in
4.13 in
4.25 in
4.29 in
4.37 in
4.5 in
4.50 in
4.60 in
4.62 in
4.65 in
4.75 in
4.87 in
4.88 in
4.92 in
5 in
5.12 in
5.24 in
5.25 in
5.37 in
5.5 in
5.59 in
5.62 in
5.75 in
5.87 in
6 in
6.37 in
6.62 in
7 in
7.12 in
7.62 in
8 in
8.25 in
9 in
9.5 in
10 in
10.75 in
11 in
11.25 in
11.37 in
12 in
12.12 in
14.37 in
14.5 in
14.87 in
18 in
24 in
Shank Style
Straight
Round
3-Flat
Hex
Shank Diameter
1/4 in
3/8 in
12 mm
31/64 in
Drilling Depth (in)
4.37007874
4.375
5.495
Featured Keywords
2 high speed steel
3/8 in. dia
black oxide
drill chuck
gold oxide
hex shank
impact drill
View Results
All Filters
Bit Diameter
Bit Material
Number of Pieces
Material Application
Bit Length (in.)
Material Application: Cast Iron
Bit Length (in.): 2.758 in
Bit Length (in.): 5.87 in
Clear All
8 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
More Options Available
$
34
.
49
(
$5.75
/unit
)
(3)
Drill America
31/64 in. High Speed Steel Twist Drill Bit with Bright Finish (6-Pack)
Add to Cart
Compare
More Options Available
$
7
.
05
(79)
Drill America
31/64 in. High Speed Steel Black and Gold Reduced Shank Twist Drill Bit with 3/8 in. Shank
Add to Cart
Compare
More Options Available
$
34
.
49
(
$5.75
/unit
)
(8)
Drill America
31/64 in. High Speed Steel Premium General Purpose Black Oxide Black Oxide Drill Bit (6-Pack)
Add to Cart
Compare
More Options Available
$
100
.
79
(
$16.80
/unit
)
(14)
Drill America
12.00 mm M42 Cobalt Twist Drill Bit (6-Piece)
Add to Cart
Compare
More Options Available
$
60
.
96
(
$10.16
/unit
)
(38)
Drill America
31/64 in. Quick Change Drill Bit with Hex Shank (6-Pieces)
Add to Cart
Compare
More Options Available
$
43
.
86
(
$7.31
/unit
)
(3)
Drill America
31/64 in. High Speed Steel Black Oxide Premium General Purpose Split Point Drill Bit (6-Pack)
Add to Cart
Compare
More Options Available
$
35
.
12
/package
(
$5.85
/unit
)
(1)
CLE-LINE
1878 31/64 in. High Speed Steel Heavy-Duty Jobber Length Drill Bit (6-Piece)
Add to Cart
Compare
More Options Available
$
39
.
08
Drill America
31/64 in. Carbide Tipped Twist Drill Bit
Add to Cart
Compare