I have used the comet (same as Sal in the video) which works. I have also use GoJo (a hand cleaner a lot of mechanics use (it has small gritty particles in it).
I've also tried using VIM (which has a micro abrasive in it) and it works well.
1. Endura Black G2 SE, 2. Endura4 VG-10 SE, 3. Endura4 ZDP SE, 4. Caly3 ZDP PE, 5. Manix2 154CM CE, 6. Manix2 HXP FFG PE, 7. Delica ZDP SE, 8. Tasman Salt SE, 9. Ladybug VG-10 SE, 10. Byrd Crossbill, 11. Military S30V CE, 12. Blue Rescue 93mm FRN, 13. Grey Delica VG-10 FFG, 14. Blue Endura4 VG-10 FFG!