Guides, comparisons, and practical tips for coin collectors and 3D printing enthusiasts. Everything we know about storing and displaying graded coins, shared openly.
Every product starts as an idea and ends at your door. What happens in between, from the first sketch to the final quality check before shipping.
We have printed thousands of parts and made every mistake in the book. The advice we wish someone had given us before our first print.
Designing storage that fits four different grading services in one case is harder than it looks. Our process from measurement to final product.
PLA is easy to print, ABS is the old standard, and PETG sits in between. Which material holds up when you need a part that lasts years, not weeks?
Injection molding is how most plastic products are made. Why we chose a different path, and why your coin storage is better because of it.
Not all coin slabs are the same size. How NGC, PCGS, CAC, and ANACS holders differ, and what that means for choosing the right storage.
Not all 3D printing plastics are created equal. Why the material your coin storage is made from matters, and when PETG is the better choice over PLA.
Your collection started with a handful of coins. Now you have dozens, or hundreds. How to organize them so you can actually find what you need.
A detailed comparison of every common coin slab storage method, from cardboard boxes to modular precision cases, with honest pros and cons for each.
Generic boxes scratch holders, cardboard absorbs moisture, and loose slabs shift and collide. What to use instead to keep graded coins safe.