reforming. edge but causes the tool to hold very firmly to the rest, and The distance a tool requires to be heated and dipped at the hence to turn very true. It possesses the further advan- first dipping, and the distance to which the transient dip- tages that it cuts very freely, and that its… … temperature increases, assume various shades of color, com- ance. Any excess of this inclination renders the tool liable illustration, as shown in Fig. 64, A, B, C, etc., representing mencing with a very light straw color, which deepens suc- to turn out of true,and destroys its eutting edge very…
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