I recently tried orange oil degreaser in the ultrasound and got mediocre results. Then I tried carburetor cleaner spray (ok results, I suppose) followed with a dish soap scrub in hot water. Then I blew everything out with compressed air and sprayed on WD-40 to prevent rust. Superlubed the new...
I ordered a Snap-On SRXM17 in hopes of using the open end as a bottle opener. I don't think I would ever use it to torque a fastener. I worry that it would slip easily. As it is the Snap-On Flank Plus Drive open ends mark up screw heads.
For a general wipe down nothing beats WD-40. It will remove light grease and prevent rust on oxide finished tools. For caked on grease I use brake cleaner followed by an ultrasound bath in Zep citrus cleaner. After blowing out residual moisture I follow up with a light coating of WD-40 or Kroil.