... assemblies for chainsaw, lawn mower, brush cutter, hedge trimmer etc. 2 Sintered GearsGears, Sprockets, Helical Gears, Bevel gears, Double Gears, Spur ... machine and other gardening machine etc. 7 Power tool partsPower Tool parts for electric drill, electrical hammer, angel ... resistance, high density & hardness, high efficiency, energy saving.7. Application: our products are widely used in garden tools ...