Work Sharp PPA Sharpening Stone Box
Print Profile(1)

Description
Work Sharp Professional Precision Adjust – 10 Slot Stone Storage Box
This is my first design, a heavy-duty storage solution specifically designed for the sharpening stones of the Work Sharp Professional Precision Adjust system.
The box is engineered to hold stones measuring 153.5mm x 25.5mm x 4mm. It features a minimalist, compact design where the stones are safely recessed, protected by a precision-engineered friction-lock lid.
Key Features:
- Professional Fit: Tailored for the "Pro" series stones with a 0.5mm tolerance, providing a secure fit that prevents rattling while allowing smooth insertion.
- Recessed Protection: The slots are 26mm deep, ensuring the stones sit 0.5mm below the edge. This creates a safety gap so the lid never rubs against the abrasive surface of your stones.
- Ergonomic Access: 30mm thumb cutout makes it easy to grab and remove each stone with your fingertips.
- Smart Drainage: Each of the 10 slots features a 3.5mm ventilation hole at the base. This allows air circulation to dry damp stones and lets steel particles or dust fall through.
- Built to Last: With a 3mm wall thickness, this box is sturdy enough for any workshop or sharpening station.
⚠️ Important: Please Check Before Printing
Measure your stones: This design is optimized for stones that are exactly 153.5mm long, 25.5mm wide, and 4.0mm thick. While this is the standard for the Professional series, manufacturing tolerances can vary. If your stones are slightly larger, you may need to scale the model by 1-2% in your slicer.
Technical Specifications:
- Compatible Stone Size: 153.5 x 25.5 x 4.0 mm
- Capacity: 10 Stones
- Closure Type: Secure Friction Fit
- Print Volume: Fits on all standard build plates (e.g., Bambu Lab A1 mini, Ender 3, etc.)
Print Settings:
- Material: PLA (recommended for stiffness), PETG, or ABS.
- Supports: None required. The thumb cutout and lid are designed to print cleanly without support material.
- Walls: 3 Wall Loops for maximum durability.
- Layer Height: 0.2mm or 0.28mm works perfectly.
License
You may create derivative works based on this object, provided that all such derivative works are published exclusively on the MakerWorld platform and include proper attribution to the original creator. You may not share, upload, host, distribute, or publish this object—or any derivative work of this object—on any other digital platform, marketplace, or distribution channel. Commercial use of this object and any derivative works is strictly prohibited. This includes, but is not limited to, selling, renting, sublicensing, or using the object in any context in which you receive monetary compensation or other financial benefits.








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