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From Idea to Tangible Product: Prototyping When You Have No CAD File

1

What You Can Start With

An idea you can describe in an email. A sketch on paper with a few measurements. Photos of an object with a ruler in frame. A broken or worn part. An old blueprint, a drawing, a product you want to improve, or just a problem you need solved. You do not need a CAD file, a designer or a patent to start. We build the 3D model from what you send, confirm the fit-critical dimensions with you, and print the first piece in engineering plastics.

Best for: Inventors, entrepreneurs, startups, small businesses, universities and research groups, designers and agencies who have been told "send us a STEP file" and do not have one.

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The Path: Idea, Design, Prototype, Test, Refine, Produce

Design: we model your idea, a flat $500 for CAD creation or 3D scanning, stated up front. Prototype: the first print usually ships in 2 to 3 days after approval. Testing: you fit it, drop it, hand it to a customer or an investor. Refinement: a revision is another print, not another tooling bill. Production: the same file runs 10, 25, 100 or more units when additive beats a mold. The honest limits: we print engineering plastics on FDM equipment, so no metal, no resin and no injection molding; we are a manufacturer, not a product-design agency or a patent service, and we tell you when an idea needs a molder or a machinist instead.

Best for: Ideas that need to exist in your hand before you spend on tooling, a launch or a pitch.

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How It Works and What It Costs to Start

Send what you have: a description, a sketch, photos with something for scale, the physical part, or a file if you have one (.STL, .STEP, .OBJ or .3MF). NDA on request before you send anything. We reply the same business day with questions or a quote: CAD creation is a flat $500 when the model has to be built from scratch, printing is quoted per part, and there is no minimum order. Ships nationwide to all 50 states; pickup by appointment in Columbia, Missouri or St. Petersburg, Florida. We keep your file on record so the next version or the next run is a same-day reorder.

Best for: Anyone with an idea and a deadline who wants a straight answer on whether it can be made.

Get a Free Quote

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For Questions:

Tel. 630-485-9984 Email: Joe.Stone@3Dinfinityprints.com

Text: 630.485.9984

Locations (we ship nationwide to all 50 states):

Florida (Tampa Bay): 160 16th St N, St. Petersburg, FL 33705 (by appointment only)

Missouri: 13 N 9th St, Columbia, MO 65201 (by appointment only)

Send us a message
 and we’ll get back to you shortly.

CAD files (.STL .STEP .OBJ .3MF): zip them first, then attach the .zip here.

© 2023 by 3DInfinityPrints. 

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