051131075283
3M - 051144-02004 - 3M 9X11 320A 413Q051144-02004, Case of 50
You will see that the 2904110 has a digital readout for precise adjustments.
3m 07528 2" Scotch-brite Roloc Bristle Discs 120 Grit Fine White
What stands out about the kit is the price for 3 brushes in one box.
3M 07528 2" White Bristle Disc Coarse
What stands out about the 2N, 8N, 9N 1939-1950 is its no-nonsense design that just works.