![](../bilder/tasterformen/taster_a.gif) |
Form a = spherical shaped surface
hard leather, driving belt, skins, sheets of metal, glas, synthetic material
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![](../bilder/tasterformen/taster_b.gif) |
Form b = plain surface 10 mm
leather, skins, wood, chipboard, rubber, linoleum, foils, wires, grinding discs
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![](../bilder/tasterformen/taster_c.gif) |
Form c = plain surface 20 mm
soft leather, cardboard, hard felts, rubber
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![](../bilder/tasterformen/taster_d.gif) |
Form d = plain surface 30 mm
soft felts, tissue, soft rubber, all soft materials
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