... 01mm-0.05[3] Surface Treatment :plated ,polish with CNC turning machine deburr all sharp edges.[4] Manufacture Process ... materialcarbon steel, stainless steel, aluminum, zinc, brass, etcProcessinglaser cutting, CNC punching, CNC bending, welding, stamping, etcSurface treatmentpainting, hot galvanized, powder coating, ... to meet individual requirement ,hope your offer. ths High Precision Cnc machine part