BTL Machine is a structural aerospace supplier, with a 79,500 sq foot facility and 90 employees running two shifts. Our core competencies include 3, 4, and 5 Axis high speed milling and CNC turning, Hinge Specialty, 5 Axis Gantry, 3D programming, Complex Structural Assemblies and Project Management. We are located in the heart of the Southern California manufacturing district. Our core products are complex airframe structures, landing gear components, wing skins and spar caps, cargo handling systems and specialty hinge manufacturing. BTL manufactures products from forgings, castings, and plate stock consisting of aluminum, stainless steel, and titanium