... milling, slot milling, surface machining, fillet angle, chamfer, convex, concave, turning, vertical cutting, Oblique angle cutting, drilling, gun drilling, tapping, assembly ... , 6061, 6063, 6082, 7003, 7005, 7075. Especially No.6063 or No. 6061 is the principal alloy supplied by the clients. Typical chemical composition (GB/T3190) Aluminum ...