brass motor spindle Anti-corrosion co-friendly ISO9001:2008 & 2000; tolerance: +/-0.0001mm brass motor spindleSpecifications:1) Suitable for various automotive, electronic, ... circles, optical projectors, Mitutoyo fineness instruments for inspection, EDM, high speed CNC machine, Sodick wire EDM, etc. 3)Quality control equipments: roundness ... of over 1 million pieces per month. brass motor spindle