Combination wrench Proline 9 mm CrV model 5354099

Combination wrench Proline 9 mm CrV model 5354099 is a hand tool with an open-end and a box-end designed for tightening and loosening nuts and bolts. Manufactured from chromium-vanadium (CrV) steel and chromed for corrosion resistance, it meets DIN 3110 standards and is suitable for automotive, household and professional repair tasks that require a precise 9 mm wrench.

Advantages

The Proline 9 mm CrV combination wrench is forged cold for enhanced strength and dimensional stability. Chromed finish provides protection against corrosion and wear, while chromium-vanadium steel construction ensures durability under repeated use. Compliance with DIN 3110 confirms consistent quality and sizing.

Suitable for

• Automotive repair and maintenance
• Household repairs and assembly
• Professional mechanical and maintenance work
• Tasks requiring a precise 9 mm wrench

Key specifications

• Brand: Proline
• Model / MPN: 5354099
• EAN: 5903755354099
• Size: 9 mm
• Material: Chromium-vanadium steel (CrV)
• Finish: Chromed
• Manufacturing: Cold-forged
• Standards: DIN 3110

How to use

Select the 9 mm combination wrench when the fastener head matches the wrench size. Use the open-end for quick turning in confined spaces and the box-end for a firmer grip and higher torque when loosening or tightening nuts and bolts. Position the wrench squarely on the fastener to avoid rounding, and apply steady, controlled force. Inspect the tool before use for signs of wear or corrosion.

Usage recommendations

For safe and long-lasting performance, keep the wrench clean and dry, store it in a toolbox or on a rack, and avoid using the wrench as a hammer or lever. Use appropriate personal protective equipment when working on mechanical systems.