Honing steel
ROD OF STEEL, CERAMIC OR DIAMOND COATED STEEL USED TO REALIGN BLADE EDGES
Butcher steel; Sharpening steel; Steeling; Knife steel; Sharpening rod; Honing rod; Whet steel; Sharpening stick; Butcher's steel; Chef's steel
A honing steel, sometimes referred to as sharpening steel, whet steel, sharpening stick, sharpening rod, butcher's steel, and chef's steel, is a rod of steel, ceramic or diamond-coated steel used to restore keenness to dulled blade edges. They are flat, oval, or round in cross-section and up to long.