WORKPRO Folding Utility Knife – Heavy-Duty Box Cutter with One-Hand Quick Open & 10 Extra SK5 Blades

Meet the WORKPRO Folding Utility Knife

Built for demanding tasks, this knife balances a substantial, fatigue-resistant feel with precise control. Weighing 5.3 oz (150 g), its solid metal body supports steady pressure, helping you cut through tough packaging and rigid materials without compromising comfort. The SK5 blades are heat-treated to 1922 °F and harden to up to 64 HRC, delivering long-lasting sharpness that stays effective across many jobs.

Why this knife stands out

• Heavy-duty construction provides a reliable, grounded feel that minimizes hand strain during extended use.
• One-handed quick open paired with a secure axis-lock ensures fast blade access and safe storage after each cut.
• Includes 10 extra SK5 blades for quick replacements and continued performance on diverse materials.
• Versatile cutting performance spans cardboard, carpet, drywall, rope, vinyl, leather, and flooring for various projects.
• Ergonomic, hand-friendly design with a belt clip for easy carry on the job site; materials keep phenol content low (under 1000 ppm).

Real-world use cases

This knife shines in home improvement, crafts, and professional settings where clean, controlled cuts matter. Open a box smoothly, trim packaging, or refine lines on carpeting and vinyl. The comfortable grip helps maintain control during longer cuts, and the belt clip keeps the tool accessible between steps.

What’s included and care tips

The kit comes with 10 extra SK5 blades ready for quick changes. For best results, keep blades dry and clean between uses, retract the blade when not cutting, and store in a safe place. The tool’s weight, grip, and safety features are designed to balance practical performance with everyday convenience.