ITEM NAME:Bar Nut T Chainsaw Wrench Tool 1/2" (13mm) x 3/4" (19mm) fit for STIHL Husqvarna New Chainsaw T Wrench 3/4" (19mm) x 1/2" (13mm) Spark Plug Chain fit for STIHL Husqvarna SPECIFICATIONS.Find many great new & used options and get the best deals for Bar Nut T Chainsaw Wrench Tool 1/2" (13mm) x 3/4" (19mm) fit for STIHL Husqvarna at the best online prices at shop2india!