3D model descriptionThis creative design reimagines the classic 3D printing test boat as a battleship inspired by the legendary Bismarck, blending calibration functionality with powerful naval aesthetics. The model preserves the iconic Benchy proportions while incorporating warship-style elements, giving it a bold and aggressive appearance.

Perfect as both a calibration test and a collectible display piece, this STL allows makers to evaluate print quality while enjoying a unique military-inspired design. The combination of familiar geometry and detailed styling makes it ideal for showcasing printer performance.

Optimized for both FDM and resin printing, the model maintains clean geometry and reliable print behavior while enhancing visual impact.

A classic test model reimagined with battleship strength.

3D printing settings• Recommended layer height: 0.16–0.2 mm for general calibration• Use 2–3 perimeters to evaluate wall quality• 10–15% infill for standard testing• Print without supports for true benchmark results• Adjust speed and cooling to test performance• Ideal for comparing filaments and slicer settings• Resin printing enhances fine decorative details