3D Printing Service for St. Louis: Parts in 2-3 Days from Mid-Missouri

3D Infinity Printing prints prototypes, jigs, fixtures and low-volume production parts for St. Louis engineering teams, with a same-day quote and parts in hand in 2-3 days. We are in Columbia, Missouri — about two hours west on I-70 — so a part finished here can be on a St. Louis bench the next morning, and for a large or fragile piece we can drive it rather than ship it.

Why the drive matters

Most 3D printing quotes come from a shop you will never meet, several states away, with a courier in between. Two hours is close enough that a scale model or a delicate fixture does not have to survive a freight network to reach you, and close enough that if something is wrong with a part we can sort it out the same week rather than the same month.

What St. Louis engineers ask us for

The St. Louis manufacturing base runs to aerospace, defence, automotive supply, biotech and food and beverage processing, and the requests follow it: assembly and welding fixtures, inspection nests, line guides and change parts, replacement parts for equipment nobody stocks any more, and bridge production while a hard tool is being cut. Materials follow the environment — polypropylene for wash-down and chemical exposure, nylon and carbon-fibre nylon where a fixture takes load, ASA for anything outdoors.

How it works

Send a CAD file (.STL, .STEP, .OBJ or .3MF — zip it first). We come back the same day with a material recommendation, a price and a lead time. Approve it and the part ships, or drives, in 2-3 days. There is no minimum order; a single fixture is a normal job here.

Do you have a location in St. Louis?

No. We are a family-owned shop in Columbia, Missouri, about two hours from St. Louis, and we serve the metro from there. We would rather say that plainly than claim an address we do not have.

How fast can a St. Louis company get 3D printed parts?

Same-day quote, and parts in hand in 2-3 days once approved. Being in-state means shipping is usually next-day ground rather than a multi-day transit.

What part can we quote for you? Send the file and get a price today.