Compatibility:

6020-21 (SER B18A) 1/4" Sheet Palm Sander

6021-21 (SER B19A) 5" Random Orbit Palm Sander

6020-21 (SER B18B) 1/4 Sheet Palm Sander

6034-21 5" Random Orbit Sander

6020-21 6020-21

6021-21 6021-21

6033-21 (G65A) 1/4 Sheet Palm Sander 1 4

6034-21 (G66A) 5 in random orbit palm sander