The Stahlwille 1/2" Drive 75mm No.3 QuickRelease Extension is a precision-engineered socket extension designed to provide improved reach and secure socket retention in professional workshop environments. Manufactured in Germany to Stahlwille’s renowned quality standards, this extension bar delivers strength, durability and dependable performance.
Featuring the integrated QuickRelease (QR) system, the extension securely locks sockets and accessories in place to prevent accidental detachment during use while allowing quick and efficient tool changes. The 75mm length offers ideal reach for accessing fasteners positioned slightly deeper within assemblies without sacrificing control.
Manufactured from high-grade chrome alloy steel with a corrosion-resistant chrome plated finish, the SW509/3QR extension is built to withstand demanding automotive, mechanical and industrial maintenance work.
Product Type: Socket Extension
Brand: Stahlwille
Drive Size: 1/2"
Length: 75 mm
Series: 509 QuickRelease Extension Series
Material: Chrome Alloy Steel
Finish: Chrome Plated
Part Number: 13011004
Application: Extending reach for sockets in automotive, mechanical and industrial maintenance
► Key Features
‣ 75mm extension length improves reach to recessed fasteners
‣ Integrated QuickRelease system securely locks sockets in place
‣ Precision machined for accurate torque transfer
‣ Chrome alloy steel construction for strength and durability
‣ Corrosion-resistant chrome plated finish
► Why Tradies and Contractors Buy This
‣ Prevents sockets from slipping or detaching during use
‣ Ideal for tight engine bays and machinery assemblies
‣ Built for professional workshop environments
‣ Trusted German engineering from Stahlwille
‣ Backed by Industrial Shed’s fast dispatch and trade support
► Stock won’t last — get yours now at Industrial Shed!
At Industrial Shed, we know you need your gear fast and without the runaround. Here’s what makes our shipping better:
Local Delivery, Done In-House: If you're on the Mornington Peninsula, we handle delivery ourselves—no middlemen, no delays. Get your tools the same day or next day, straight from our team to your door.
Nationwide Reach, Reliable Partners: Need it shipped across Australia? We work with top couriers to offer standard and express options, so you get your order when you need it.
Track Every Step: You’ll get a tracking number the moment your order ships. No guessing—just a clear view of where your delivery’s at.
Service with a Real Human Touch: Got special delivery needs? Give us a shout. We’re here to make it happen, no fuss.
With Industrial Shed, you're not just another package in the mail. We get your order to you fast, safe, and with the reliability you expect.
For more information, visit Shipping Details: The Essentials.
At Industrial Shed, we keep things simple. If something’s not right or you’re not satisfied, we’ll sort it out—fast and easy.
What Sets Us Apart?
Fast Turnaround: We don’t mess around. When you need to return an item, we process it quickly so you’re not left waiting. Our goal is to get your refund or exchange sorted fast so you can get back to work.
Local Touch: For customers on the Mornington Peninsula, we offer the added benefit of in-store returns for quicker resolution. No shipping hassles—just bring it back to us, and we’ll handle the rest.
No-Nonsense Support: We make returns and refunds straightforward. If there’s a problem, you won’t be stuck in endless back-and-forths. We’re hands-on and get it sorted with minimal hassle.
Clear Policies, No Surprises: We believe in being upfront. Our return and refund policy is clear, so you know exactly what’s covered—whether it’s warranty claims, special orders, or regular returns. You’ll never be left guessing.
Built for Tradies: We understand the demands of the job, so we’re all about making returns and refunds simple, quick, and no fuss—because downtime is the last thing you need.
For more information, visit Returns & Refunds: Straight Talk.
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