Combination Wrench HAZET 603-5.5

The Hazet Combination Wrench 603-5.5 is a precision hand tool with a 5.5 mm jaw size, made for fine fastening and adjustment tasks. Manufactured from durable chrome material and finished with a chrome coating, the wrench offers increased corrosion resistance while maintaining a slim, lightweight profile. With an overall width of 90 mm and a net weight of approximately 11 g, this single-piece wrench is compact, easy to handle and convenient to store among other hand tools.

Advantages

The chrome construction and plated finish provide enhanced protection against rust and wear, extending the usable life of the tool. Its 5.5 mm size allows accurate engagement with small fasteners while the compact 90 mm width and 11 g weight improve maneuverability in confined spaces. Being a single-piece open-and-box combination wrench, it offers two functional ends for both quick turning and secure grip.

Suitable for

• Precision mechanical assembly and maintenance
• Electronics and small appliance repair
• Automotive and motorcycle fine adjustment tasks
• Hobbyist and model-making work where small fasteners are used

Key specifications

• Wrench type: combination (open end and box end)
• Nominal size: 5.5 mm
• Material: chrome-plated steel
• Surface finish: chrome coating for corrosion resistance
• Overall width/length: 90 mm
• Net weight: approximately 11 g
• Supply: single piece

How to use

Select the 5.5 mm end to match the fastener head, ensuring the wrench fully engages the flats before applying torque. Use the open end for quick turns and repositioning, and the box end when a stronger, more secure grip is needed to prevent rounding. Apply steady, controlled force and avoid impact or excessive leverage beyond recommended hand torque to reduce the risk of tool or fastener damage. After use, wipe clean and store in a dry tool organizer to maintain the chrome finish.

Usage recommendations

For best results, use the Hazet 603-5.5 in combination with hand-operated torque control and avoid power tools. Regularly inspect the contact surfaces for wear and keep the wrench dry and lightly oiled if stored in humid environments to preserve corrosion resistance.