A Chain For Heavy Work And Sturdy Logs. Suitable For Professionals Who Use Large Chainsaws. Reduced Recoil Without Weight Or Volume Additions Typical Of Other Methods, Thanks To The Design With Depth Delimiters. Features & Benefits • Lubritec ™ Keeps Your Chains And Guide Bars Oiled, Ensuring Less Friction And Longer Life • The Baton On The Upper Edge Of The Cutting Edge Makes Precision Grinding Easier. • Our Exclusive OCS-01 Steel Offers More Durability.