The Oregon E70 PowerCut? saw chain offers top performance for the most demanding of users, making it an ideal choice for professional woodcutters. This 3/8 in pitch, 0.050 in ga, low-vibration chain features full chisel cutters. The offset depth gauge design offers a smoother cut. This chain fits several saws including Echo? CS451, CS452, CS500, CS500EVL, CS501EVL and CS510EVL.