The grinder is also called windmill grass, yoyo, box to grind, as Crusher. It means a small device, usually of form round, equipped with small peaks used to grind the herbs or tobacco.
Never fill more than 30% of grinder.
Simple but effective, this grinder is equipped with a small battery-powered electric motor.
The chassis is aluminum.
This model is both parties.
3 LR3 - AAA batteries (not included)