|Husqvarna H30 saw chain is common on today's small and medium sized chainsaws. H30 uses narrow kerf technology, requiring less saw power to make the same length cut. H30 saw chain has a narrow radius Micro-Chisel cutter, which gives you very fast cutting speeds for a semi-chisel chain, but still holds and edge well. H30 chain is .325 pitch, .050 gauge (1.3mm). H30 will not perform well unless used in conjunction with a narrow kerf Pixel bar. Sharpens with a 3/16" round file or 1/8" grinding wheel.Pitch .325" Gauge .050" (1.3mm)Sequence StandardCutter Type Micro-Chisel (Small Radius Semi-Chisel). Recommended Saw Sizes 2.2-3.5 cu in (35-57cc)Kickback Reduction Features Bumper Drive LinkANSI Approved Low Kickback Chain YesReplaces Oregon Part Number 95VP-66ATTENTION: This Husqvarna saw chain is low kickback chain. It met the kickback performance requirements of ANSI B175.1 when tested on a representative sample of chainsaws. Its safety features significantly reduce the hazard of kickback while maintaining high cutting performance. ALL CUTTING CHAINS CAN KICK BACK, which may result in severe personal injury to the saw operator or bystanders. Operate your saw safely. Read all warnings in your chainsaw operator's manual.