【SPECIFICATIONS】 3 Pack 12 Inch,.3/8" Pitch,.043" Gauge,45 Drive Links, SEMI-chisel. This saw chain met the kickback performance requirements of ANSl B175.1-2012 when tested according to the provisions of ANSl B175.1-2012. Low kickback saw chain meets the kickback performance requirements of CSA Standard Z62.3. 【FIND YOUR CHAIN】: Check the owner's manual or the guide bar side stamp to find the PITCH, GAUGE, LENGTH and DRIVE LINK NUMBER and select the chain according to these parameters. 【Features】: The less vibration, the more comfortable, our low vibration design reduces vibration by 25% or more; the low kickback design protects the average home user and occasional user, making the chainsaw safer to use. 【Features】: Protective oil is attached to the surface of each saw chain to prevent abrasion and increase strength, reducing variations in chain tension for smoother machine operation.