"oregon" "chain" "packaged Pitch 1/4" ", Thickness 1.3 Mm - 24 Meshes, In Envelope, Ideal For Precision Work. The 25th Is A Light And Safe Chain, Ideal For Pruning Micro Chisels Have A Small Radius Angle To Guarantee Excellent Performance And Ease Of Sharpening.the Reduced Dimensions And Weight Make The Chain 25a Manageable. "