BOSO factory is a professional manufacturer of power tools, and produce spare parts: armatures, stators, aluminium casting, gears and carbon brush.

Electric Tool Gears and Carbon Brush:

1. 100% suitable for BOSCH 1331 angle grinder 180MM

2. Best quality meterial used for guarantee the good quality of machine

3.  Gear is 20CrMnTi

4. As our tools all parts are the same hardness: armature shaft, gear, spindle.