hich hooks intothe holes in the trough of the grindstone. In the hoard a series ofholes (say l in diameter) are bored. These run ])arallel to thefloor Avhen the board is in ])lace, and receive the end of the tool- WOOD HAND TOOLS. 119 holder. The tool-hokler consists of four parts: (1) a strip C,… … Fig. 222. Grinding Device. from the edge of the tool being ground to the most convenient holein A, into which the rear end is to be inserted. It is better to useas high a hole as convenient, so that as the grindstone wears down.
Woodwork
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