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AI-powered Contract ManufacturingCNC · Injection molding · PCB assembly

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3D Printing, Injection Molding, Functional Prototyping

Hobby Helper: Miniature Painting Handle and Pin Vice, From Prototype to Kickstarter and Production

Product DesignMechanism DesignErgonomic Design3D CAD DevelopmentHigh Quality 3D PrintingMVP Prototyping for KickstarterInjection Mold DevelopmentInjection MoldingMass Production
Hobby Helper: Miniature Painting Handle and Pin Vice, From Prototype to Kickstarter and Production

Hobby Helper: From 3D Printed MVP to Kickstarter and 500+ Units

Miniature wargamers and modelers need a steady grip and precise control when painting and drilling small models. The Hobby Helper combines a painting handle and a pin vice in one tool, letting users drill into models, hold them securely, and quickly swap different models or parts.

CADLETE Designs designed the complete product, including the enclosure, mechanism and handle ergonomics, following plastic injection molding guidelines from the start.

The turning point was the prototype stage. We produced a series of high-quality 3D printed functional prototypes, detailed and reliable enough to work as real MVPs. The client used these prototypes to present the product on Kickstarter, and the campaign was a great success.

Because the design was already built for manufacturing, it moved straight into production after the campaign: we built the plastic injection molds and produced more than 500 Hobby Helper handles. This project shows how campaign-ready 3D printed prototypes can help a product win backers, then scale smoothly into injection molding.

From 3D CAD to Product in Use

Every stage of this project, in the order it was built. Select a stage to see it full size.

  1. 3D CAD

  2. Functional Prototype

  3. Injection Molding

  4. Final Product

  5. Product in Use

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