1 1/32 in, Abrasive Material Silicon Carbide, 320 Grit, Overall Length 7 7/8 in, Hone Length 3 in, Extra Fine Grade Flexible Cylinder Hones, Bore Dia..
Because of it’s round, abrasive beads fastened to the ends of flexible filaments, it will provide an “edge break” not possible with conventional honing stones.