Featured Projects and Guides


An absolutely massive 3D printer capable of turning pellets into furniture! Checkout this popular DIY project.

Digital Fabrication Tools

Dr. D-Flo's NEW Store

Purchase components for your favorite DIY projects or request custom machined and printed parts from Dr. D-Flo's store.

The newest tool in Dr. D-Flo’s garage is finally complete, the CNC mill! This machine can shape metal automatically and with ease. Learn everything about converting a manual mill to CNC.


OpenBuilds and Dr. D-Flo

OpenBuilds has been Dr. D-Flo’s go-to retailer for linear rails, carriages, and electrical components. Support this website by shopping at OpenBuilds with Dr. D-Flo’s affiliate link.


This is Dr. D-Flo’s hottest project to date. Learn how a CNC frame can control a plasma torch for cutting parts out of metal.


Support the content!

Become a channel member and gain access to exclusive live streams and one-on-one technical help during weekly office hours. Click the "Join Button" on the Dr. D-Flo YouTube channel page.

Building a 3D printer is an obtainable and fulfilling goal. In addition to the feeling of accomplishment, constructing your own 3D printer will save you money while allowing you to design around your specific needs.

Recent Blog Posts

January 22, 2023


New degree, new job, new minor. 2022 was perhaps the busiest year of Dr. D-Flo’s life.

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July 25, 2019

2020: The Year of Metal

Metal has a feeling of permanence and stability that doesn't exist with plastic or wood. I am investing in my shop by buying and DIYing metalworking tools.

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The Team

  Dr. D-Flo

David is an engineer with a passion for teaching. He created the Dr. D-Flo YouTube channel to share all of his projects with next generation of DIYers.

  Senior Contributor

Andi is a cancer biologist by training, but she has an eye for cinematography and is not afraid to roll up her sleeves and help David with his DIY projects.