Oregon 53 Drive Link Chamfer Chisel Xtra Guard 3/8-Inch Pitch, .050-Inch Gauge, Low Kickback Saw Chain 91VG053G Pitch - 3/8-inch Low Profile Gauge - .050-inch Drive Links - 53 Uses file size - 5/32-inch Features Low-vibration Chamfer Chisel cutters with ramped depth gauges, bumper tie straps and standard sequence