Leo L Fiorillo

About the Author

Leo L. Fiorillo is a seasoned machinist and technical author with over two decades of hands-on experience in precision engineering workshops across the United States. A self-taught expert who began his career tinkering in his garage, Fiorillo has dedicated his professional life to demystifying complex machinery for hobbyists, apprentices, and professionals alike. His passion for safe, efficient metalworking shines through in his clear, step-by-step guides that emphasize practical knowledge over theory. When not at the lathe, Fiorillo enjoys restoring vintage tools and mentoring young makers, believing that every turn of the wheel builds not just parts, but skills for life. His work continues to empower a new generation of machinists to achieve professional-grade results at home.