#SB50BH Power Black Blade,Sharper. Harder. Better
lmproving hardness over standard blades isn't enough.
Fewer impurities (sulfur, manganese, etc.), finer and denser carbon grains,
and a composition that gives higher pliability results in a longer-lasting, sharper blade.8mm wide x 0.38mm thick, slim blade. Fits all brands of slim knives. 50-pack.