Oregon 0.5-in Chainsaw Scrench Tool

Screech, chainsaw maintenance and repair tool, combination screwdriver and wrench in one handy tool, use to remove bar mount nuts for replacing the guide bar or chain, use to adjust chain tension, size: 13 mm x 19 mm for use with some of the most popular model chainsaw brands such as: Poulan, Poulan pro, Husqvarna, Stihl, Echo, Shindaiwa, Jonsered and partner.