Grooved friction wheels, wear of, [i, 79].

Grooves, producing different shapes with same cutter, [ii, 29], [30].
right and left-hand, [ii, 29].

Groubet files, [ii, 87].

Ground joint, [ii, 137].

Guide-bars, [ii, 375].
setting by stretched lines, [ii, 163].

Guide pulleys for belts, [ii, 211].

Guide for centre punches, [i, 301].

Guideways, flat, [i, 414].
planing, [i, 422].

Guides for band saws, [ii, 311].

Gumming or gulleting, [ii, 290].