Smooth-file.
1. A finishing-file, whose teeth are of a grade of coarseness between the
second-cut and the
dead-smooth. See rough-file.
The number of teeth to the inch is according to the length of the file in inches.
Inches | 4 | 6 | 8 | 12 | 16 | 20 |
Cuts | 112 | 83 | 72 | 72 | 64 | 56 |
The angle of the chisel in cutting is about 5° from the perpendicular.
2. The rubbing-tool used by the needle-maker in pressing and rolling a pack of wires, cut for needles, to take out of them the bend they have acquired by the coiling of the wire.
See needle.
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Smoothing-iron with shield. |