Sight 3 : The front handle of a chainsaw, or a mark on the body perpendicular to the bar, to aid the feller in correctly lining up the direction in which the tree will fall
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}