If you're dealing with greasy parts with any frequency or in any quantity, you'll eventually want to add a parts washer to your shop. Look over these videos for some good ideas on how to proceed.
Homemade parts cleaner by tubejim101
Homemade heated parts washer by lufrewop9789
Homemade parts washer by bah53
Home Built Parts Washer from Junk by Kel and Biscuit's Workshop
HOT TANK PARTS WASHER by procycleservice
Home made parts washer by Mark Hawes