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
Me
Cart
...
Home
/
Hardware
/
Fasteners
/
Screws
/
Machine Screws
Best Rated #4 Machine Screws
Shop products with the best ratings based on our customer reviews
3 Results
Review Rating: Best Rated
Size: #4
Screw Length: 1/2 in
Clear All
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
Get It Fast
In Stock at Store Today
Same-Day Delivery
Availability
Show Unavailable Products
Department
Hardware
Fasteners
Screws
Machine Screws
Brand
Hillman
Prime-Line
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Please choose a rating
Screw Length
1 in
1/4 in
1/2 in
1-1/4 in
3/4 in
3/8 in
+ View All
Size
#10
1/4 in
#8
#6
#12
#4
1/2 in
5/16 in
#2
+ View All
Head Style
Pan Head
Round Head
Fastener/Connector Material
Stainless Steel
Carbon Steel
Package Quantity
8
25
50
More Options Available
$
1
.
38
(85)
Model# 831381
#4-40 x 1/2 in. Zinc Plated Combo Round Head Machine Screw (8-Pack)
Add to Cart
Compare
More Options Available
$
5
.
79
(42)
Model# 43065
Hillman
#4-40 x 1/2 in. Phillips Pan-Head Machine Screws (50-Pack)
Add to Cart
Compare
$
4
.
47
/package
(2)
Model# 9126556
Prime-Line
#4-40 x 1/2 in. Grade 18-8 Stainless Steel Phillips Drive Pan Head Machine Screws (25-Pack)
Add to Cart
Compare