Going up the string is used to allow the more shapely to go up the shrub securely and effectively. A quality climbing string is an important inclusion to a climber's shrub cutting devices. They are relatively light and portable, enabling them to be used for a longer time frame of time without extreme arm stress. An arborist supplies are used to processor divisions and sweep into debris size items for second-hand or easier convenience. Chippers come in two designs for personal or commercial use.