Use "whetstones" in a sentence

1. As part of the sharpening, whetstones are

2. The mowers from all sides, brought closer together in the short row, kept urging one another on to the sound of jingling dipper and clanging scythes, and the hiss of the whetstones sharpening them, and good-humored shouts

3. Nor did the whetstone which the harpooneers carried in their pockets, for their lances and other weapons; and with which whetstones, at dinner, they would ostentatiously sharpen their knives; that grating sound did not at all tend to tranquillize poor Dough-Boy

4. It is converted by the inhabitants into millstones, grindstones, and whetstones