An ideal chain for high-production cutting of clean wood. * Pitch: 3/8in. * File size: 5/32in. * Loop size: 18in. * Drive links: 66 * Gauge .050in. * Top-performing square-corner "chisel" cutters sever wood fibers completely in a single pass * Ramp-shaped depth gauges help reduce kickback without the weight or bulk of bumper drive links or tie straps * LubriLink™ tie straps help keep oil where its needed - on the chain * Top-plate witness mark makes accurate sharpening easier.