Leanwerks Precision Machine Shop is As9100D, Iso9001:2015 Ddtc/Itar Certified, Machining Parts for the Most Demanding Conditions in the Most Demanding Environments. our CNC Machine Shop Specializes in Hard Materials, Complex Castings and Forgings; Assembly Services; Fabrication Services; Machining; Milling Services; Prototyping Services; Turning Services; Welding Services; Machining Projects For Medical Device, Semiconductor, Aerospace, Automotive, Sporting Good & Energy Industries ...