SYKES Gear Generating Machinery. Early Full-range Cataloguetest timer giving useful details of the following models: 1a, 2c, 3c, 4c, 5c and V.10. Also includes details of the Gear Tooth Comparator, gear shaper cutters, Sykes Type N Involute Testing Machine, Helical Gear Cutter Sharpening Machine, Helical Cutter Sharpening Fixture, Gear Tooth Burnishing Machine and useful details of Gear Shaper Special Cutters and how to handle them. 50 pages. £55
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