Grind
Videos
A blade's grind is its cross-sectional shape in a plane normal to the edge. Grind differs from blade profile, which is the blade's cross-sectional shape in the plane containing the blade's edge and th
A wetgrinder is a hand-operated grinding stone where the swarf is gathered below the stone in water
A modern wetgrinder
Knife sharpening
Videos
Knife sharpening is the process of making a knife or similar tool sharp by grinding against a hard, rough surface, typically a stone, or a flexible surface with hard particles, such as sandpaper. Addi
Knife sharpener in Kabul, Afghanistan (1961)
The Knife Grinder by Massimiliano Soldani (c.1700), Albertinum, Dresden
A railway camp cook sharpens a knife blade on a stone wheel, 1927
Two professional knife sharpeners in streets of Kathmandu