
Overview
The Mueller Kueps 457 705 Line Wrench Kit is a specialized 5-piece set designed for precise and damage-free work on critical automotive and other fluid lines. This kit is perfectly suited for servicing brake lines, power steering (servo) lines, air conditioning lines, and hydraulic systems. Each wrench features an inner hex design and a stepped flange shape, ensuring a secure grip on fittings while significantly reducing the risk of rounding or damaging sensitive components. This compact kit is an essential addition for automotive technicians, HVAC professionals, and anyone working with delicate fluid transfer systems.
Key Features
- Comprehensive 5-Piece Kit providing a selection of the most commonly used small metric line wrench sizes.
- Specialized Stepped Flange Design securely grips fittings, significantly reducing the chance of slipping and rounding delicate line nuts.
- Inner Hex Design offering a precise and secure engagement with the fitting for optimal torque application.
- Durable Construction built with high-quality materials to withstand the demands of regular professional use.
- Versatile Applications ideal for a wide range of automotive brake, steering, air conditioning, and hydraulic line service.
Specifications
- Brand: Mueller Kueps
- Part Number: 457 705
- Quantity: 5 Pieces
- Sizes Included: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm
- Material: [Consult manufacturer's specifications, likely Chrome-Vanadium Steel]
- Finish: [Consult manufacturer's specifications, likely Chrome-Plated]
- Design: Single End with Inner Hex and Stepped Flange
Applications
The Mueller Kueps 457 705 Line Wrench Kit is an essential tool for automotive technicians and mechanics working on the intricate systems of modern vehicles. It is specifically designed for servicing brake lines during repairs or replacements, maintaining power steering (servo) systems, performing air conditioning line work, and addressing hydraulic system components. The precise fit and reduced risk of damage also make these wrenches suitable for other applications involving delicate fluid transfer lines.
Performance and Characteristics
The key performance advantage of these line wrenches lies in their stepped flange design and inner hex profile. This combination provides a significantly more secure grip on line fittings compared to traditional open-end wrenches, minimizing the potential for slipping and rounding the soft metal of the fittings. This is crucial when working on vital systems like brakes and steering. The durable construction ensures that the wrenches can withstand the necessary torque without bending or breaking, providing reliable performance over time. Their specific sizing caters to the smaller, commonly used fittings found in these automotive fluid systems.
Additional Information
Protecting the integrity of sensitive automotive fluid lines is paramount during service and repair. The Mueller Kueps 457 705 Line Wrench Kit is designed to do just that. The specialized stepped flange and inner hex design represent a significant improvement over traditional open-end wrenches, offering a more secure and controlled engagement with fittings. This 5-piece kit provides a carefully curated selection of the smaller, frequently used metric sizes, making it a valuable and practical addition to any professional automotive toolkit. Investing in this kit helps ensure efficient, safe, and damage-free work on critical vehicle systems.
Ensure precise and damage-free work on your vehicle's critical fluid lines. Add the Mueller Kueps 457 705 Line Wrench Kit to your professional toolkit today!

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