Translucent and black Arkansas stones have the same density and lapping quality

no tools required

Patented Knife guide system does not clamp the blade

Charnley Forest is novaculite

ruby ceramic stone edge pro Translucent and black Arkansas stonesRuby Ceramic Sharpening Stones are used for finishing sharpening knives using Edge Pro compatible knife sharpeners (Hapstone, TSProf, etc). The stone has an extremely high hardness rating. Ruby Ceramic scarcely wears over time. Extra fine ceramic stones provide a super finish for the cutting edge. Specification Product size: 160 x 25 x 9 mm (6" x 1" x ") Working surface: 150 x 25 x 6 mm (6" x 1" x ") Weight: 70 g (2. 5 oz) Abrasive: Alumina Ceramic