Menu

3/8 in drive extensions

Explore our selection of 3/8 in drive extensions. Find quality products, compare options, and get fast shipping on the items you need.

3/8 in drive extensions

More than 150 products · $0.44 – $1,001.82

3/8" drive extensions, of which we carry 180, provide added reach for sockets in recessed or hard-to-access areas. Tradespeople use them to loosen or tighten fasteners where a ratchet alone won't fit.

About 3/8 in drive extensions

Our selection of 3/8" drive extensions offers a wide range of lengths and features to suit various applications. You'll find standard extensions, wobble extensions, and locking extensions, all designed to improve access and efficiency. Many customers search for specific lengths, so we stock everything from short 3/8" extensions for tight spots to extra-long extensions for reaching deep within engines or machinery.

We carry top brands like Koken and NEPROS, known for their exceptional precision and durability, making them a favorite among professional mechanics. Milwaukee Electric Tools offers extensions designed for use with their impact wrenches, providing added strength and reliability. Titan and Genius Tools provide excellent value with a broad range of options. GearWrench and Stanley Proto Industrial Tools are trusted for their quality and performance in demanding industrial environments. VIM Tools offers innovative designs and specialty extensions to tackle unique challenges.

Whether you need a basic extension for everyday tasks or a specialized extension for a specific job, you'll find the right tool here. Consider a wobble extension for working around obstructions or a locking extension to prevent sockets from detaching in awkward positions.

Frequently Asked Questions

ToolSource offers a wide selection of 3/8 in drive extensions with over 180 products from leading industrial brands. Top brands include Koken, Milwaukee Electric Tools, Titan, Genius Tools.

Consider the specific application, required specifications, and brand preference. Our product listings include detailed specifications to help you find the right fit.

ToolSource offers free shipping on orders over $99. Check individual product pages for specific shipping details and availability.
Displaying 1 to 36 (of 237 products)
Alemite

100-1000 INLBS 3/8"DR ---

100-1000 INLBS 3/8"DR ---

Your Price: $187.60
List Price: $289.68
35% off
Titan

2PC Flexible Extension Set

2PC Flexible Extension Set

Your Price: $8.89
Wilmar - Performance Tool

3 Pc 3/8" Dr Wobble Ext. Set

3 Pc 3/8" Dr Wobble Ext. Set

Your Price: $12.27
Wilmar - Performance Tool

3 pc 3/8" Dr. Extension Set

3 pc 3/8" Dr. Extension Set

Your Price: $6.46
KD Tools

3 Pc. 3/8" Drive Pinless Universal-Joint Extension

3 Pc. 3/8" Drive Pinless Universal-Joint Extension

Your Price: $107.99
List Price: $123.99
13% off
NEPROS

3 Piece 3/8" Drive Extension

3 Piece 3/8" Drive Extension

Your Price: $79.38
NEPROS

3 Piece 3/8" Drive Wobble

3 Piece 3/8" Drive Wobble

Your Price: $82.90
Dill Air Controls

3-1/8" METAL VALVE EXTENSION

3-1/8" METAL VALVE EXTENSION

Your Price: $4.22
Titan

3/8 18" EXTENSION

3/8 18" EXTENSION

Your Price: $23.56
Sunex Tools

3/8 5PC CHRME EXTSION BAR

3/8 5PC CHRME EXTSION BAR

Your Price: $49.68
List Price: $65.99
25% off
V8 Tools

3/8 DR 12" UNIV EXT

3/8 DR 12" UNIV EXT

Your Price: $7.20
List Price: $9.83
27% off
V8 Tools

3/8 DR 18" UNIV EXT

3/8 DR 18" UNIV EXT

Your Price: $4.14
List Price: $6.66
38% off
V8 Tools

3/8 DR 24" UNIV EXT

3/8 DR 24" UNIV EXT

Your Price: $3.09
List Price: $4.27
28% off
V8 Tools

3/8 DR 6" UNIV EXT

3/8 DR 6" UNIV EXT

Your Price: $2.90
List Price: $4.43
35% off
GearWrench

3/8 Dr Ext 12

3/8 Dr Ext 12

Your Price: $15.21
Titan

3/8 DR EXT RAT

3/8 DR EXT RAT

Your Price: $23.63
KD Tools

3/8 DR EXTENSION 12"

3/8 DR EXTENSION 12"

Your Price: $14.85
GearWrench

3/8 DR LOCKING EXTENSION 10"

3/8 DR LOCKING EXTENSION 10"

Your Price: $14.73
List Price: $19.91
26% off
GearWrench

3/8 DR LOCKING EXTENSION 6" long

3/8 DR LOCKING EXTENSION 6" long

Your Price: $13.89
List Price: $15.47
10% off
GearWrench

3/8 DR LOCKING EXTENTION 3" long

3/8 DR LOCKING EXTENTION 3" long

Your Price: $16.42
Titan

3/8 in. Dr. 8 in. Auto Flex Extension

3/8 in. Dr. 8 in. Auto Flex Extension

Your Price: $18.12
List Price: $30.39
40% off
Titan

3/8 in. Drive 8 in. Auto Flex Extension

3/8 in. Drive 8 in. Auto Flex Extension

Your Price: $18.75
List Price: $23.99
22% off
Milwaukee Electric Tools

3/8 In. Hex Extension

3/8 In. Hex Extension

Your Price: $25.46
List Price: $34.5
26% off
Milwaukee Electric Tools

3/8 In. Hex Extension

3/8 In. Hex Extension

Your Price: $21.97
List Price: $25.4
14% off
Milwaukee Electric Tools

3/8 In. Hex Extension

3/8 In. Hex Extension

Your Price: $29.97
List Price: $38.6
22% off
Milwaukee Electric Tools

3/8 Inch Drive 10 Inch Locking Extension

3/8 Inch Drive 10 Inch Locking Extension

Your Price: $30.35
List Price: $39.49
23% off
Milwaukee Electric Tools

3/8 Inch Drive 3 Inch Locking Extension

3/8 Inch Drive 3 Inch Locking Extension

Your Price: $21.03
List Price: $26.49
21% off
Milwaukee Electric Tools

3/8 Inch Drive 6 Inch Locking Extension

3/8 Inch Drive 6 Inch Locking Extension

Your Price: $24.79
List Price: $30.99
20% off
Titan

3/8" DR 1-3/4" EXTENSION

3/8" DR 1-3/4" EXTENSION

Your Price: $2.43
List Price: $4.75
49% off
Titan

3/8" DR 10" EXTENSION

3/8" DR 10" EXTENSION

Your Price: $6.38
List Price: $8.72
27% off
Titan

3/8" DR 3" EXTENSION

3/8" DR 3" EXTENSION

Your Price: $2.94
List Price: $4.51
35% off
Titan

3/8" DR 6" EXTENSION

3/8" DR 6" EXTENSION

Your Price: $3.99
List Price: $5.39
26% off
Titan

3/8" DR 8" EXTENSION

3/8" DR 8" EXTENSION

Your Price: $5.28
List Price: $7.96
34% off
GearWrench

3/8" DR EXT BAR 20"

3/8" DR EXT BAR 20"

Your Price: $13.52
GearWrench

3/8" DR WOBBLE EXTEN 10" long

3/8" DR WOBBLE EXTEN 10" long

Your Price: $16.72
List Price: $17.72
6% off
Displaying 1 to 36 (of 237 products)

3/8 Inch Drive Extensions

3/8 inch drive extensions are indispensable hand tools in the arsenal of any professional automotive mechanic. Designed to provide easier access to hard-to-reach fasteners, these extensions work alongside socket sets to tackle a variety of repair and maintenance tasks. Whether you're loosening bolts in confined engine compartments or tightening fasteners deep under a vehicle's chassis, 3/8 inch drive extensions amplify the efficiency and versatility of your toolset. With their ability to extend the reach of your tools, they play a critical role in enhancing precision and reducing strain during complex repairs. Crafted from high-grade materials such as chrome vanadium steel, 3/8 inch drive extensions are built to withstand tough shop environments and deliver reliable performance over time. Many models feature knurled shafts or magnetic tips, providing better grip and added functionality when handling nuts and bolts in tight spaces. Popular tool options include 9-piece magnetic extension sets, wobble T-handle combinations, and standard 10-inch extensions, all designed to meet varied needs in automotive repair. These extensions expand the capabilities of your 3/8-inch drive socket sets, making them suitable for a broad spectrum of applications—from engine repairs to industrial and household projects. With 3/8 inch drive extensions, achieving optimal access to fasteners becomes effortless, streamlining the workflow in any professional repair setting and ensuring you work smarter, not harder.

Subscribe to our newsletter in order not to miss new arrivals, promotions, and discounts of our store

Thank you for subscribing!

Follow us on social media