Oregon 72DPX072G 3/8-Inch Pitch 0.050-Inch Gauge 72-Drive Link Saw Chain Oregon 72DPX072G 3/8" Pitch .050" Gauge 72 Drive Link Saw Chain Blued cutters provide superior corrosion resistance and improved strength which makes the DPX chain excellent for dusty or dirty conditions "X" grind - Enhanced grind geometry significantly improves out-of-box sharpness with substantial speed improvement in boring and bias (undercut) modes Round-cornered "semi-chisel" cutters work fast and typically are more tolerant of sharpening errors than most cutter types Standard Sequence; Recommended Bar Lengths: 16 to 36 in. (40 - 90cm) Recommended Saw Sizes: 50 to 100cc