Norton, Hard Arkansas Benchstone, Ultra Fine

Norton Hard Arkansas Stone Single Grit Benchstone (61463685935). Store title: ultra fine. Official Norton Hard Arkansas single-grit benchstone page: natural Arkansas stone (novaculite), ultra-fine grade, intended for producing a precise finish and polished edge on knives and tools that need a flat, sharp edge; use with oil. Official current product table on dealer reprints of the Norton spec lists this part as subshape HM8, 8" x 2" x 3/4", ultra fine — dimensions are flagged for review because the live nortonabrasives.com table was bot-blocked at draft time. Specs from Norton's Hard Arkansas Stone Single Grit Benchstone family page.

The natural Arkansas we keep for the last pass after an India or Crystolon.