WoodlandPRO saw chain is arguably the best value in chainsaw chain available today. We buy WoodlandPRO saw chain in huge quantities, directly from the world's largest saw chain manufacturers, and pass the cost savings on to you. WoodlandPRO 30RCS is very fast cutting skiptooth chisel saw chain, designed for chainsaws running bars 24" and longer. 30RCS shoud be used in clean cutting conditions, where there is limited contact with dirt and other abrasive materials. All WoodlandPRO saw chain is made with professional features, including industrial chrome plated cutters for great stay sharp qualities, and a patented alloy steel chassis to lessen stretch during break in. This chain has limited kickback reductions features, so it is recommeneded for professional use only. 30RCS chain sharpens with a 7/32" round file or 3/16" grinding wheel.