Pictures 2112: Sharpening stone grinding teeth have a trapezoidal tooth Profin rack.
A. Profin grinding stone with a trapezoidal tooth of a rack
b. Two stone grinding disc set at an angle so that the two sides taper created Profin trapezoidal stones.
According to this method, can also be grinding with a trapezoidal stone Profin of a rack (Figure 2.112a) and also can use two disk stone placed at an angle so that the two sides taper Profin trapezoidal stones to create a rack (Figure 2.112b).
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