Ключевые слова: abrasive, artisan, blade, circle, closeup, craft, danger, electric, equipment, grind, grinder, grinding, grindstone, hand, handmade, hands, holding, industry, instrument, job, kitchen, knife, knife sharpening machine, lifestyle, machine, machining, male, man, master, men, person, process, processing, professional, repair, rotating, sharp, sharpen, sharpener, sharpening, sharpening the knife, sharpens, steel, tool, traditional, wheel, whetstone, work, worker, workshop,