i have an 028 it is an old saw the chain is a .325 pitch and in the book it has the pitch at .325 and it says the setting is .65 now in baileys catolog it has replacement chains at .325 and the kerf is .63 an 67 drive links is the kerf and the setting mean the same thing will the .63 work on the .65 as long as the drive links and the pitch are the same thanks