3m -Ceramic & AO
3M Cubitron II 1 PC 40 grit , 2 PC
cubitron II 60 grit and 2 PC
cubitron 120 grit
3M aluminum oxide belts - 2 of each 220 grit , 320 grit , 400 grit , 600 grit
13 belts total .
5 belt minimum order
by 3M 40 grit or 60 will outlast regular belts 3 to 4 times longer plus cuts steel faster than regular belts .
close up of the precisely shaped grains
these belts cut fast and last a long time .
my favorite belt for heavy stock removal
3m zirconia belt
3M 577 Cloth Belt, 2" x 72" Zirconia Alumina, Medium, Coated, 577F
this belt is a step up from AO