... projectors, Mitutoyo fineness instruments for inspection, EDM, high speed CNC machine, Sodick wire EDM, etc. 3)Quality control equipments: roundness meter, ... , others optional can be as requirements6)Material: iron/aluminum, copper, alloy, carbon steel, 18CrMnTi,20CrMnTi,20Cr,20CrV ... Copper and Aluminum, and so on, with an output of over 1 million pieces per month. high quality cnc precision brass ...