60 piece cutting grinding set to fit all mini rotary tools includes 2 diamond discs 22mm 2 diamond discs 15mm 2 circsaw blades 22mm 2 circsaw blades 15mm 5 carborundum cutting discs 30mm 6 grinding stones 3mm 2 round 2 wheel 2 cylinder 5 grinding stones 235mm 1 each round wheel taper cylinder reverse taper 4 coarse 20mm grinding wheels 4 fine grinding wheels 20mm 25 carborundum cutting discs 22mm 3 mandrels 32mm for various cutting and preparatory tasks o