... accepted 5Pass ISO9001:2008 Electric drill parts bevel gears in powder metallurgy Features: 1High density and good ... hedge trimmer etc. 2 Sintered GearsGears, Sprockets, Helical Gears, Bevel gears, Double Gears, Spur gear, Curved gear, Rack gear, Circular ... 2.5d profile projector, Rockwell hardness tester, Metallographic measuring instrument, gear beating detector, beat monitor, digital push & pull ...