... accepted 5Pass ISO9001:2008 Electric drill parts bevel gears in powder metallurgy Features: 1High density and good ... . 2 Sintered GearsGears, Sprockets, Helical Gears, Bevel gears, Double Gears, Spur gear, Curved gear, Rack gear, Circular gear, Driving & driven ... gear, Medium gears, Planetary reducer gear, Planetary ...