Description
Product Overview
The TEKTON 3/8 inch drive impact extension is engineered for use with impact drivers, delivering added length without sacrificing strength. Made from 6140 Cr‑V steel, the extension features a protective manganese phosphate finish that resists corrosion and wear. Its hex drive system ensures a secure, slip‑free connection, while the spring‑loaded detent ball locks onto sockets, preventing drops during use.
Usage
Designed for automotive repair, construction, and home improvement projects, this extension reaches fasteners in confined spaces such as engine bays, undercarriages, and tight cabinetry. Professionals and DIYers alike benefit from the added reach when installing or removing bolts, nuts, and screws with impact drivers. 
Why Choose Us
TEKTON’s reputation for quality tools is backed by rigorous testing and a no‑time‑limit warranty. The 6140 Cr‑V steel construction provides superior tensile strength, while the manganese phosphate coating extends service life in harsh environments. The detent ball and pin design ensure the extension stays attached, reducing downtime and improving safety.
Key Features
- High‑performance 6140 Cr‑V steel for maximum durability
- Corrosion‑resistant manganese phosphate finish
- Spring‑loaded detent ball prevents socket loss
- Compatible with both friction ring and detent pin anvils
- 10‑inch length adds reach for hard‑to‑access fasteners
FAQ
Can this extension be used with standard drills?
It is designed specifically for impact drivers; using it with non‑impact drills may reduce performance and could cause premature wear.
What is the warranty coverage?
TEKTON offers a lifetime warranty with no receipt required. Details are available at tekton.com/warranty.
Is the extension compatible with all 3/8 inch sockets?
Yes, the hex drive fits standard 3/8 inch sockets and accessories, making it versatile for most applications.
How does the detent ball work?
The spring‑loaded ball snaps into a recess on the socket, securely holding it in place and preventing accidental drops.
What material is the finish made of?
The manganese phosphate coating provides a hard, corrosion‑resistant surface that protects the steel from rust and wear.
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