Prox Expert Utility Knife 18mm with Aluminum Body and Screw Lock

The Prox Expert Utility Knife 18mm is a professional-grade cutting tool designed for durability and precision. Featuring a robust aluminum body with a textured surface, this knife offers a secure, non-slip grip and high impact resistance, making it suitable for demanding work environments. It is equipped with a high-quality 18mm SK5 steel blade that ensures clean and accurate cuts through various materials. The integrated screw lock mechanism provides reliable blade stabilization, allowing users to lock the blade firmly in the desired position for enhanced safety and control during operation.

Advantages

The primary advantage of this utility knife lies in its heavy-duty construction. The aluminum housing provides superior longevity compared to plastic alternatives, while the textured finish ensures that the tool remains comfortable and stable in the hand even during prolonged use. The SK5 steel blade is known for its sharpness and edge retention, which is essential for consistent performance. Furthermore, the screw lock system is significantly more secure than standard sliding locks, as it prevents the blade from retracting or slipping under pressure, thereby increasing user safety during intensive cutting tasks.

Suitable for

• Cutting cardboard and packaging materials
• Trimming wallpaper and linoleum
• Cutting plastic films and foils
• General construction and renovation tasks
• Precision finishing work

When it may not be suitable

This utility knife is not intended for heavy-duty demolition work or cutting through extremely hard materials like metal, stone, or thick wood. It is also not recommended for food preparation or tasks requiring surgical-grade precision.

Key specifications

• Blade width: 18 mm
• Blade thickness: 0.5 mm
• Blade material: SK5 steel
• Body material: Aluminum
• Locking mechanism: Screw lock
• Weight: 82 g

How to use

To use the knife, rotate the screw lock counter-clockwise to loosen the blade carriage. Slide the blade out to the required length and rotate the screw lock clockwise until it is firmly tightened to secure the blade in place. After use, loosen the screw to retract the blade fully into the housing for safe storage. Always ensure the blade is sharp; if the cutting performance decreases, replace the blade segment according to standard utility knife procedures.

What to consider before purchase

• Ensure the 18mm blade size meets your specific cutting requirements.
• Consider the weight of the aluminum body for your preferred handling style.
• Check if you have a supply of compatible 18mm replacement blades.

Usage recommendations

Always cut away from your body and keep your free hand clear of the cutting path. Use a cutting mat or a sacrificial surface to protect your work area from damage. Keep the tool clean and dry to maintain the integrity of the screw lock mechanism.