DYNABRADE
DYNABRADE 95690 UNIVERSAL JOINT AIR-LINE CONNECTOR TOOL 3/4"NPT 150PSI
For heavy-duty tasks, LENCO is a brand that comes highly recommended.
DYNABRADE 54327 Disc Backup Pad,6" Dia.,Max. 13,000 RPM 406F82
You will notice that this ultrasonic cleaning solution removes oil and dirt from metal parts quickly.