Oregon cutting chain is used as original equipment by 90 percent of the world's chainsaw manufacturers and by most of the world's professional loggers, farmers, and homeowners.Why? Because they want their saws to deliver unparalleled cutting performance and the highest possible level of product satisfaction.91VG Chamfer Chisel chain is a low-kickback, low-vibration XtraGuard chain with an angular cutting corner that makes it an ideal choice not only for homeowners and occasional users, but also for commercial users such as arborists and utility workers. Please make sure you count the number of drive links before ordering.