Knife, Sharpener Honing System
(Victorinox 4.3391.8 Knife, Sharpener Honing System)

Replacement Sharpening Stone, crysolon single grit, coarse silicon carbide stone, for use with 4.3393.2

Fine Replacement, 11-1/2 x 2-1/2 x 1/2

Replacement Sharpening Stone, economy bench quick cut coarse/fine abrasive combination stone, for use with 41001