purpose of giv= : justment, and the ing a clearer view of the machine for its various uses. | cylinder, 2. When the heads are adjusted, the point of| impossibility of their becoming loose in the head and ‘The cast-iron table, C, is provided with a rest, D, feed-| the cutters are set as much beyond… … cylindrical flanges, projecting from a large holes, but is quite unsuited for thin collar upon which they are cast. They are placed | This makes the head safe to work, which, where stuff is | boring. Common glass may be drilled with an ordinary above the cutters and held between the collars, and |…
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