Japanese Water Stones are by far the best way to keep tools sharp in a professional workshop. Sure you can sharpen with sandpaper but think about the cost over time and you'll definitely spend the money on a nice set of water stones. It's been said that Sandpaper (Scary Sharp Technique) is the most cost effective way to sharpen a tool. Water stones are the most cost effective way to sharpen tools for life. Here's my latest addition, I need a course grain from time to time so this 220 grit stone will cut down the time it takes me to sharpen...
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