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  2. Hand saw - Wikipedia

    en.wikipedia.org/wiki/Hand_saw

    Materials for saw blades have varied over the ages. There were probably bronze saws in the time before steel making technology became extensively known and industrialized within the past thousand years or so. The most popular material for handles of hand saws is applewood; in the early 1900s 2,000,000 board feet of applewood were used annually ...

  3. Saw - Wikipedia

    en.wikipedia.org/wiki/Saw

    Carbide-tipped saw blades are widely used to cut wood, plywood, laminated board, plastic, glass, aluminum and some other metals. Solid-carbide saw blades The whole saw blade is made of tungsten carbide. Comparing with HSS saw blades, solid-carbide saw blades have higher hardness under high temperatures, and are more durable, but they also have ...

  4. Disston Saw Works - Wikipedia

    en.wikipedia.org/wiki/Disston_Saw_Works

    In 1850, he founded the company that would become the largest sawmaker in the world: the Keystone Saw Works. Some five years later, Disston built a furnace—perhaps the first melting plant for steel in America—and began producing the first crucible saw steel ever made in the United States.

  5. Two-man saw - Wikipedia

    en.wikipedia.org/wiki/Two-man_saw

    The two applications require slightly different designs: a felling saw has a narrower blade, allowing wedges to be more easily inserted, while a bucking saw has a wider blade, giving it more strength. Two-man saws were designed to cut in both directions. Careful tooth design was necessary to clear the sawdust during the cut. Two-man saws were ...

  6. History of wood carving - Wikipedia

    en.wikipedia.org/wiki/History_of_wood_carving

    Wood-carving examples of the first eleven centuries of CE are rare due to the fact that woods do decay easily in 1,000 years. The carved panels of the main doors of St Sabina on the Aventine Hill, Rome, are very interesting specimens of early Christian relief sculpture in wood, dating, as the dresses show, from the 5th century. The doors are ...

  7. Carbide saw - Wikipedia

    en.wikipedia.org/wiki/Carbide_saw

    Depending on the size of the saw blades, a maximum of five gear sets with a gear reduction of up to 40:1 can be used. Variable speed motors of up to 150 KW drive the gearbox directly or via timing or "V" belts. Many saws have the blade mounting flange integrated within the spindle.

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