Lightweight, electric scarifier with 38cm working width and 14 steel blades. Suitable for small - medium sized garden lawns. 3INONE function - Scarify, Aerate and Grass Catch: Scarifing and catching is included as standard with the large 55 litre catcher box. The aerator roller has 24 steel spring tines and is easy to change without the need for tools. No battery or petrol is required as the scarifier is powered by a 1300 watt electrical motor.