Which 3D pen filaments are best? 3D pens are great tools for people who want to fabricate their own plastic objects but lack the funds to purchase a 3D printer. Using 3D pen filaments with the right ...

James has been writing about technology for years but has loved it since the early 90s. While his main areas of expertise are maker tools -- 3D printers, vinyl cutters, paper printers, and laser ...