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Dual-Blade Box Opener / Keychain Tool — image 1
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Dual-Blade Box Opener / Keychain Tool

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Model information

License
Creative Commons — Attribution — Noncommercial — Share Alike

A lightweight, ergonomic, and quick-to-print box opener designed for easy daily use. Featuring a symmetrical curved double-blade design and a central finger loop, it provides excellent grip and precise control when cutting through tape and packaging.

Key Features:

  • Fast Print: Ready in just 22 minutes.

  • Ultra Lightweight: Uses minimal material while maintaining great structural strength.

  • Ergonomic Design: Central ring and finger contours ensure a comfortable, anti-slip grip.

  • Safe & Practical: Perfect for opening cardboard boxes, parcels, and plastic wrap without damaging the contents inside.

Recommended Print Settings:

  • Material: PLA / PETG

  • Layer Height: 0.20 mm

  • Infill: 15% - 20% (Grid or Gyroid)

  • Supports: No supports needed

  • Brim: Optional (depending on your bed adhesion)

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