Detailed Product Description 1) Material: ASTM 1045, SS, Al, copper 2) Precision: IT5~7 Ra0.4~0.8 3) Machine: NC lathe, CNC lathe, NC milling machine, grinding machine 4) Dimension: max. dia. 350 x dia. 200 x 150mm (sleeve); max. dia. 150 x 12,000mm (shafts) We specialize in cutting machining and offer cutting service for you. We can make shafts, gears, lead screw, nut, coupling and other cutting parts, due to large machining centers, CNC machines, milling machines, hobbing machines, grinding machines, precession internal grinding machines, precession cylindrical grinding machines, C614A/C613A lathes and slitters from Japan. Precision is IT5 - IT7, surface roughness is Ra 0.4~0.8. Materials can be carbon steel, stainless steel, titanium, casting article, nonmetallic material, and nonferrous metal (nylon, resin). It is always our goal to provide satisfactory services to our customers with reasonable price, high quality products, accurate delivery time and all necessary assistance.