Oregon PowerCut Ripping Chain 72RD063G 3/8" Pitch .050" Gauge 63 DL 18"

Product Details 

LubriTec™ keeps your chain and guide bar oiled for less friction and longer life 
Exclusive OCS-01 Steel provides greater durability 
Sharpens with a 7/32" round file or 3/16" grinding wheel 
Specifically made for ripping (making cuts parallel to the wood grain 
Has a special ripping application grind for making dimensional boards and plank from larger timber 
Designed to be used on chain-type sawmills and is not recommended for hand-held use 
For saw sizes 50-100 cc