Excellent
Seller sent exactly what I ordered, price was good, and responded quickly to inquiries.
By F.J.
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
596 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
BOM support for open-source hardware. Home of the Blackbox Toolchanger.
KB3D LLC (kb-3d.com) has 596 customer reviews on The Fair Hearing, with an average rating of 5.0 out of 5.
Showing 586 reviews with 5 stars · Clear filters
Seller sent exactly what I ordered, price was good, and responded quickly to inquiries.
By F.J.
I didn't require any service beyond placing the order online. Part arrived as promise.
By Carl M.
Quick shipping and lots of great stuff in stock. My new favorite place to order from in the US.
By Dave
Fast shipping, excellent customer service!
By Venny
Kris is knowledgeable and helpful and his team turns around deliveries quick and without fuss. Highly recommend Kb3d for all the parts you need but don’t want to wait on or hassle with AliExpress.
By Justin R.
Great service. Kris is always responsive and quick to help. Will continue to order from here
By Michael C.
Packaged well. Timely delivery.
By zolcean
Faster than expected easy process and good prices.
By Dustin