Oregon 27RX168G Ripcut Saw Chain, .404" Pitch, .063" Gauge, 168 Drive Links Type_Saw Head There's also a tool-less tensioning

There's also a tool-less tensioning system included

The semi-chisel and Micro Chisel cutters make sure you stay sharp longer for all-day cutting

or mineral solvents

Replacement blade for Gomtaro Professional Series

low noise and silence between cuts - and takes it one step further by incorporating the built-in PowerSharp chain sharpening system

Oregon 27RX168G Ripcut Saw Chain, .404" Pitch, .063" Gauge, 168 Drive Links Type_Saw Head There's also a tool-less tensioningSuper Skip Sequence. Specially made for ripping making cuts parallel to the wood grain. 27RX has a special ripping application grind for making dimensional boards and planks from large timbers. The 27RX is a super skip sequence to allow greater chip clearance when making extra wide cuts. For use on chain type sawmills. Not recommended for hand held use. Any saw mill worker will tell you that ripping chain is different from all other saw chains. You