Lulzbot offers their TAZ 6, which is a reliable and easy-to-use desktop 3D printer. This open source 3D printer includes the innovative features of self-leveling and self-cleaning, and comes with a modular tool head design for flexible and multi-material upgrades. Because of its all-metal hot end, users can take advantage of the cutting-edge market for new materials. And the heated PEI build surface keeps the 3D printed object in place when hot and releases it when cool, making this printer ideal for both large and small objects. Aimed at intermediate users, this printer offers a print area of 280 by 280 by 250 millimeters, and a top print speed of 200 millimeters per second.