The Bantam Tools Desktop CNC Milling Machine Prototyping System allows you to machine aluminum parts in a fast and easy manner. This sturdy, high-performance prototyping system is for educators, product designers, and hobbyists. In fact, it’s great for bringing prototyping in-house rather than hiring a professional. And specifically works with aluminum parts. This device comes with quarter-inch tooling and 28K RMP single to clear away more material in a faster process. Also, the material probing routines help you avoid unnecessary..