Why transfer anything to disk?
You have a 2Mbyte A600, a hard drive and will probably purchase a CF adapter and CF card (and software).
All you need then is
http://www.whdload.deAND some games to go with it:
http://www.google.co.uk/search?q=kgwhdBTW: You dont need a kickstart upgrade to upgrade to Workbench 2.1 (but you'll need some way of getting the Workbench 2.1 disks)