Skip to content

Your account has been disabled. Please contact support

You can shop while your STP Account is being verified. Please check your email for updates.

Your Staff account is pending for approval.

Customize Your Personal Tool Storage Workstation >>

Power Tools

Hand Tools

Cutting and Scraping

Extracting and Rethreading

Hex and Torx Keys

Screwdrivers and Bits

Specialty Wrenches

Striking and Struck

Tool Storage

Utility Cart Accessories

Workbenches and Cabinets

Diagnostics & Testing

Circuit Testers

Digital Multimeters

Scan Tool Accessories

Smoke Machine and Leak Detection

Specialty Testers

Specialty & Shop Equipment

Air Conditioning

Cooling System Testing

Gifts & Apparel

Hoodies & Sweatshirts

Women's Apparel

Featured Shops

Best Sellers Collection

R.B.R.T.™ Collection

Socket Bits Collection

NHRA Collection

New Products Collection

Mechanic's Foam Tool Sets

Mac Tools

Become A Franchisee

Catalog & Flyers

Become A Franchisee

Catalogs & Flyers

Accessibility Statement

Air Tools

Air Hammers
Air Saws
Body Repair Tools
Cut-Off Tools
Die Grinders
Drills
Impact Wrenches
Ratchets
Sanders

Cordless Tools

20V MAX* System
12V MAX* System
Batteries and Chargers

Power Tool Accessories

Air Hose Attachments
Air Hoses and Reels
Air Tool Maintenance
Air/Cordless Protective Boot Covers
Air Hammer Bits
Drill Bits
Blow Guns
Surface Preparation
1/4" Hex Accessories

Ratchets and Accessories

1/4" Drive Ratchets and Accessories
3/8" Drive Ratchets and Accessories
1/2" Drive Ratchets and Accessories
3/4" Drive Ratchets and Accessories
1" Drive Ratchets and Accessories
Extensions
Specialty Adapters

Sockets

1/4" Drive Chrome Sockets
1/4" Drive Impact Sockets
3/8" Drive Chrome Sockets
3/8" Drive Impact Sockets
1/2" Drive Chrome Sockets
1/2" Drive Impact Sockets
3/4" Drive Impact Sockets
1" Drive Impact Sockets
1" Drive Chrome Sockets

Specialty Sockets

3/8" Drive Specialty Sockets
1/2" Drive Specialty Sockets
Specialty Bit Sockets
Twist Sockets

Torque Wrenches

Electronic Torque Wrenches and Adapters
Dial Torque Wrenches
Split Beam Torque Wrenches
Crowfoot And Torque Adapter Wrenches
Torque Accessories
Micrometer Torque Wrenches

Wrenches

Adjustable Wrenches
Combination Wrenches
Double Box End Wrenches
Flare Nut Wrenches
Open End and Angle Wrenches
Pipe Wrenches
Ratcheting Wrenches
Spanner Wrenches

Tool Storage Accessories

Hutch Accessories
Hutch and Drawer Lighting

Workstations

Edge™ Workstations
Macsimizer® HD Workstations
Macsimizer® Workstations
Tech™ Workstations

Workstation Attachments

Macsimizer® Side Attachments
Macsimizer® Top Attachments
Macsimizer® Work Surfaces
Macsimizer® HD Side Attachments
Macsimizer® HD Top Attachments
Tech™ Side Attachments
Tech™ Top Attachments
Tech™ Work Surfaces
Edge™ Top Attachments
Edge™ Work Surfaces

Shop Equipment

Cleaning Equipment
Compressors and Air Equipment
Creepers and Seats
Fluid Handling
Inductive Heating Equipment
Jacks and Stands
Lifts
Shop Accessories
Tire and Wheel Equipment
Welding

Under Car

Bearing and Race Drivers
Brake and Wheel
Drivetrain Tools
Emission Sensor Tools
Exhaust Tools
Measuring Tools
Pullers and Slide Hammers
Steering and Suspension

Under Hood

Battery Service
Engine Service
Fuel System Tools
Oil and Lubrication

Catalogs & Flyers
Accessibility Statement

Search sitewide content

Your cart is empty

Shop our products

Login to my account

Your password must be updated. Follow the ‘Lost password?’ prompt below to reset your credentials. If you have any questions, please contact Customer Service at 1-800-MAC-TOOLS for assistance.

Email

Password

OR

New customer?

Lost password? Recover password

Recover password

Enter your email:

Email

Remembered your password?

Create my account

Please fill in the information below:

User Type

Customer

Student

University staff

First name

Last name

Address line 1

Address line 2

Zip code

City

Select state

State

Country

Phone

Date of birth

Enter school name

Email

Confirm email

Email does not match

Password

Minimum 5 characters

Confirm password

Password does not match

Privacy Policy:

By checking this box you acknowledge that you have carefully read, understand, and accept our Privacy Policy.

Email Communications:

Be the first to know about the latest products and promotions
by signing up to receive email from MacTools.

By signing up you agree to receive emails from MAC TOOLS with news, special offers, promotions and future messages tailored to your interests. You can unsubscribe at any time. See Privacy Policy or Contact Us for more information.

Already have an account?

Power Tools
Hand Tools
Tool Storage
Diagnostics & Testing
Specialty & Shop Equipment
Gifts & Apparel
Featured Shops
Become A Franchisee

Home
Three-Eighths Drive Specialty Sockets

Filters

4-PT.
Female Square
Hex
Male Square
Male Triangle
Weatherhead

Full-Polish

Impact
Non-Impact

1"
1-1/2"
1-1/4"
1-3/16"
1-3/32"
1-3/8"
1-7/16"

25.4mm
27.8mm
30.2mm
31.8mm
34.9mm
36.5mm
38.1mm

12-PT.

1/2"
1/4"
10mm
11/16"
11mm
12mm
13mm
14mm
15mm
16mm
17mm
27/32"
3/4"
3/8"
5/16"
5/8"
7/16"
7/32"
7mm
8mm
9/16"
9/32"
9mm

Standard

Socket

Metric
SAE

Non-Universal
Universal

Three-Eighths Drive Specialty Sockets

55 products

Showing 49 - 55 of 55 products

Display

Sort by

View

1 2 34

Page 4 / 4

Filters

4-PT.
Female Square
Hex
Male Square
Male Triangle
Weatherhead

Full-Polish

Impact
Non-Impact

1"
1-1/2"
1-1/4"
1-3/16"
1-3/32"
1-3/8"
1-7/16"

25.4mm
27.8mm
30.2mm
31.8mm
34.9mm
36.5mm
38.1mm

12-PT.

1/2"
1/4"
10mm
11/16"
11mm
12mm
13mm
14mm
15mm
16mm
17mm
27/32"
3/4"
3/8"
5/16"
5/8"
7/16"
7/32"
7mm
8mm
9/16"
9/32"
9mm

Standard

Socket

Metric
SAE

Non-Universal
Universal

Keep Up To Date

Sign up for news, offers, and the latest product updates.

Your email

Privacy Policy
Terms of Use
Catalogs & Flyers
Mac Reviews
Media / Press

Contact Us
FAQs
Repair Instructions
Shipping and Handling
Warranty and Returns
Scan Tool User Guide
Mac Credit

About Mac Tools
Motorsports
Become A Franchisee
Student Tech Program
Commercial Accounts

Connect

If you are interested in ordering and the product is not available online, please call 1-800-MAC-TOOLS for assistance.

Authorized Distributors Of:

© 2024 Mac Tools All Rights Reserved.

Opens in a new window.