Set includes: 1pc drum sander with 1/8 shank for 1/2 x 1/2 sanding bands. 1pc drum sander with 1/8 shank for 1/4 x 1/2 sanding bands. 1pc sanding disc wheel with 1/8 shank: Ø 3.17. 1pc screw mandrel for felt polishing accessories: Ø 3.17. 5pc diamond wheel points with 1/8 shank: 14#, 19#, 20#, 12#, 9#. 2pc stainless brushes: Ø 3.17. 2pc copper brushes: Ø 3.17. 2pc nylon brushes: Ø 3.17. 2pc collets: Ø 3.17 x 4.3, Ø 2.4 x 4.3. 4pc sanding bands: 2pc 1/2 x 1/2 plus 2pc 1/4 x 1/2. 1pc felt polishing tip. 12pc felt wheels: 4pc Ø 25 x 5, 8pc Ø 13 x 7. 36pc cut off wheels: Ø 24 x 0.6. 1pc polishing compound (Green). Suitable for use with most mini rotary tools. Supplied in storage case