
509QR Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $31.75 | Condition is New, Stahlwille 13011001 509QR QuickRelease Extension, 1/2" - 52 mm OAL, FREE SHIPPING | ![]() |
![]() | $32.78 | Condition is New, Stahlwille 13011004 509QR QuickRelease Extension, 1/2" - 75 mm OAL, FREE SHIPPING | ![]() |
![]() | $34.30 | Top Pick! Condition is New, Stahlwille 13011002 509QR QuickRelease Extension, 1/2" - 130 mm OAL, FREE SHIPPING | ![]() |
![]() | $37.56 | Condition is New, Stahlwille 509QR QuickRelease Extension, 1/2" Drive, 75 mm OAL, FREE SHIPPING | 100.0% |
![]() | $38.95 | Condition is New, Stahlwille 509QR QuickRelease Extension, 1/2" Drive, 130 mm OAL, FREE SHIPPING | 100.0% |
![]() | $32.35 | Condition is New, Stahlwille 509QR/2 13011001 Bit Extension Bar Drive 1/2" (12.5 mm) 52 mm, shipping cost = $12.07 | 96.7% |
![]() | $45.44 | Top Pick! Condition is New, Stahlwille 13011003 509QR QuickRelease Extension, 1/2" - 255 mm OAL, FREE SHIPPING | ![]() |
![]() | $47.26 | Top Pick! Condition is New, Stahlwille 509QR QuickRelease Extension, 1/2" Drive, 255 mm OAL, FREE SHIPPING | 100.0% |
![]() | $40.94 | Condition is New, Stahlwille 509QR/5 13011002 Bit Extension Bar Drive 1/2" (12.5 mm) 130 mm, shipping cost = $12.07 | 96.7% |
![]() | $43.89 | Condition is New, Stahlwille 509QR/10 13011003 Bit Extension Bar Drive 1/2" (12.5 mm) 255 mm, shipping cost = $48.32 | 96.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $30.25 | Condition is Nuovo, Stahlwille 509QR/2 13011001 Extension Bar Bit Drive 1/2" (12.5mm) 52mm, shipping cost = $10.08 | 96.7% |
![]() | $38.19 | Condition is Nuovo, Stahlwille 509QR/5 13011002 Bit Drive Extension Bar 1/2" (12.5mm) 130mm, shipping cost = $10.04 | 96.7% |
![]() | $40.94 | Condition is Nuovo, Stahlwille 509QR/10 13011003 Extension Bar Bit Drive 1/2" (12.5mm) 255mm, shipping cost = $40.19 | 96.7% |

The Stahlwille 509QR 13011003 QuickRelease Extension is a versatile and efficient addition to any mechanic's toolbox. This extension bar is designed for use with square drive sockets and measures 12.5mm in diameter. The standout feature of this extension is its quick-release design, which makes socket changes quick and easy.
The Stahlwille QuickRelease system ensures a secure connection between the extension and the socket, while also allowing for easy removal. The system utilizes a unique cam lock mechanism that engages and disengages with a simple squeeze of the handle. This feature not only saves time but also reduces the risk of rounding off socket screws or damaging the extension due to excessive force.
This extension bar is made of high-quality chrome-molybdenum steel, ensuring both durability and corrosion resistance. The chrome finish not only looks great but also protects the bar from wear and tear. The extension is also designed with a knurled grip for improved handling and control.
The length of the extension bar is 10 inches, making it a convenient size for a wide range of applications. Its slim profile allows for easy access to tight spaces, while still providing enough leverage for larger bolts and nuts. The 509QR series is known for its precision machining, ensuring a perfect fit and smooth operation.
In summary, the Stahlwille 509QR 13011003 QuickRelease Extension is a must-have tool for any mechanic or DIY enthusiast. Its quick-release design, durable construction, and versatile size make it an essential addition to any toolbox. With its high-quality materials and precise machining, you can trust that this extension will meet the demands of even the most challenging jobs.
Stahlwille 509QR Quick Release Extension 12.5mm (13011003): A Detailed Analysis
The Stahlwille 509QR Quick Release Extension 12.5mm (13011003) is a popular tool among mechanics and DIY enthusiasts. This accessory is designed to be used with Stahlwille quick release tools, extending their reach for better access to hard-to-reach bolts. In this analysis, we will discuss the pros and cons of buying this product.
Pros:1. Enhanced Reach: The primary advantage of this quick release extension is the added length it provides to Stahlwille quick release tools. With a 12.5mm extension, you can access bolts that are located farther away from you, making your work more efficient and convenient.
2. Durable Construction: Stahlwille is known for its high-quality tools, and this extension is no exception. It is made of robust materials, ensuring that it can withstand the rigors of regular use.
3. Compatibility: This extension is specifically designed to work with Stahlwille quick release tools, ensuring a perfect fit and seamless integration.
4. Quick Release Functionality: The extension features a quick release mechanism that makes it easy to attach and detach from the tool, saving time and effort.
Cons:1. Limited Compatibility: While this extension is designed to work with Stahlwille quick release tools, it may not be compatible with other brands or types of quick release tools.
2. Additional Cost: This extension is an additional accessory that comes with an added cost. For those on a tight budget, it may not be a worthwhile investment.
3. Size and Weight: The extension adds both length and weight to the tool, which may make it less convenient to carry around or store in limited spaces.
Conclusion:The Stahlwille 509QR Quick Release Extension 12.5mm (13011003) is a valuable addition to any mechanics or DIY enthusiast's toolbox. Its extended reach, durable construction, and quick release functionality make it a useful tool for accessing hard-to-reach bolts. However, its limited compatibility, additional cost, and increased size and weight may be drawbacks for some users. Ultimately, the decision to purchase this extension depends on your specific needs and budget.
Recommendation:If you frequently work on vehicles or other projects that require access to bolts that are located far away from you, the Stahlwille 509QR Quick Release Extension 12.5mm (13011003) is a worthwhile investment. Its robust construction, seamless integration with Stahlwille quick release tools, and quick release functionality make it an efficient and convenient tool to have in your arsenal. However, if you are on a tight budget or have limited space, you may want to consider other options or prioritize your tool purchases accordingly.
Details:
Stahlwille 13011003 509QR quickrelease extension - 12.5mm square drive, length 255mm, DOA. Quality guaranteed: adhering to strict din 3123/ISO 3316 standards, this extension is manufactured under the most stringent quality control conditions for reliable performance and long-lasting durability. Built to last: made from high-performance steel and chrome-plated for added durability rust protection, this extension is built to withstand even the toughest tasks. Fast tool change: featuring quickrelease technology, this extension ensures safe and efficient tool changes with its quick release safety lock.
23mm, high performance steel, quick release safety lock, made in germany:: easy access: with a length of 255mm, this size 10 extension with 1/2 square drive input and output allows for easy access to hard-to-reach parts.
specifications yofastener:
- brand: Stahlwille
- mpn: 509qr
- model: 509qr/10
- part type: Drive
- is discontinued by manufacturer: No
- product dimensions: 10.63 X 4.72 X 4.72 Inches; 12.03 Ounces
- country of origin: Germany
- item length: 10.63
- item height: 4.72
returns yofastener:
- policy: no returns
general yofastener:
- category: Home & Garden > Building Hardware > Nails, Screws > Fasteners
shipping yofastener:
- service: expedited
- type: fixed
- class: expedited
- transit: 3-6 days
payments yofastener:
- wallet: paypal
- credit card: mastercard
- other
offer yofastener:
- options: ship-to-home
- in stock #: 5
- prices: $30.25–$47.26
- item condition:
- New
- Nuovo
- availability: in stock
- started: june 2, 2025
- sold #: 16
seller yofastener:
- # reviews: 61
- city: miami, florida
- rating: 100.0%










