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Robert Cowan has 87 900 YouTube subscribers and 3 087 800 views across the 90 videos we track, counted Oct 13, 2026.
Learn about CNC, robotics, and how to build cool stuff in your garage. I like to tinker with just about anything. Follow my adventures as I built combat robots, CNC machinery, and more!
Ikea Alex Subwoofer - Stealth DIY Subwoofer with DSP?
Lathe Rebuild Part 1 - Adding Rigidity with Tool Post Riser
Gridfinity Revisited - fasteners and small parts organization solutions
Tips and Tricks for Laser Marking your 3D Prints | Laser Marking Prints 101
DIY 3D Printed Camera Enclosure - Protecting my Osmo Pocket 3
RPC Speakers - Retro Printed C-Notes. Print your own bookshelf speakers!
My new favorite magic trick! Cutting stainless designs on the xTool MetalFab
Can they do everything? Cutting and Cleaning with the xlaserlab X1 Pro
7 BIG Upgrades for my CNC Router
Using ALL the MetalFab's Features - Making a twisting fixture with xTool MetalFab
Can you laser cut metal at home? xTool MetalFab CNC overview.
Is this your next welder? The Xlaserlab X1 Pro 700W welder, cutter, cleaner
Ultimate SFF CAD and 3D Printing Computer Build
Prusa XL Troubleshooting and Repair
Leather Cutting and CO2 Lasers - xTool P2
Top 7 Things I Learned Printing Gridfinity
Which is the best multi-head printer for you? Bambu H2D vs. Prusa XL
Carvera Air - Desktop CNC for Aluminum?
Cut just about anything in your shop - The Mini Monster
What you need to know about the H2S , in 4 minutes.
3D Printed Hose Storage for Dust Collector
xTool F1 Ultra Overview - The most intuitive fiber laser.
Getting my H2D repaired - How painful was the process?
Industrial or Hobby Fiber Laser? Which one is best for you? Cloudray QS-50 vs. xTool F1 Ultra
Are Premium Casters Worth It? - YES!
Modular Bar Clamp Rack - Peggit Compatible
Two Lasers, One Filter
BattleBots Trophy Mount - Fusion vs. Copperhead
Redesigning Tormach's E-Stop Enclosure - Over-Engineered Solution!
Fixing my Clutter Corner (workshop organization gone wrong!)
Adventures in Blacksmithing - DIY 65lb anvil stand
Building a New Laser Workbench - CO2 and Fiber Lasers
DIY Automatic Motorized Paint Shaker!
Prusa XL - 0.6mm vs 0.4mm Nozzle Comparison
3D Printed Flexible Membrane Keypad
Prusa XL - Alpha Firmware Testing!
Creality K1 Max - Not a Review!
Cloudray QS-50 Fiber Laser - Unboxing and Overview
Getting started with your new 3D printer!
Bosch FlexiClick Pegboard Holder - 3D Printed!