... .1-3.0 ISO9001:2008; tolerance: +/-0.0001 worm and wheel gears Specifications:1) Suitable for various automotive, electronic, telecommunications, mechanical ... circles, optical projectors, Mitutoyo fineness instruments for inspection, EDM, high speed CNC machine, Sodick wire EDM, etc. 3)Quality control equipments ... output of over 1 million pieces per month. worm and wheel gears