A garden tool could be multipurpose, if it has changeable attachments. Advantage of changeable attachments is that they can change functionality of the tool in a hassle free manner.
For more information visit here-
http://bunningwarehouse.wordpress.com/2014/07/29/multipurpose-home-gardening-device/
For more information visit here-
http://bunningwarehouse.wordpress.com/2014/07/29/multipurpose-home-gardening-device/