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Arduino Controlled CNC / 3D Printer Hybrid
3D Printable Airsoft Gun
DIY CNC Router
Paint Can Furnace with Accessories, Lost Foam Casting, and More!
Make a silicone mold from common household materials in your kitchen in 1 hour
Grow Your Own Rock Candy
Pneumatic Squib For On-Actor Film Blood Effects
Easy CO2-powered Squib for Self-contained Blood and Gunshot Special Effects