Information AboutPliers |
| CATEGORIES ABOUT PLIERS | |
| pliers | |
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| metalworking hand tools | |
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| metalworking hand tools | |
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Pliers are hand Tool s primarily for gripping that use Leverage There are numerous different jaw configurations to grip, turn, pull, or crimp a variety of things. They are a tool common to many dexterous trades and occupations. HISTORY Pliers were first invented in s are always for Screw s, Saw s for sawing, Hammer s always for striking, etc.) DESIGN The basic design has changed little since its origins, with the pair of ''handles'', the ''pivot'' (often formed by a rivet), and the ''head'' section with the gripping jaws or cutting edges forming the three elements. In distinction to pair of Scissors or Shears the plier's jaws always meet each other at one point. In technical terms, pliers are an instrument that converts a power grip, the curling of the fingers into the palm of the hand, into a precision grip, which as the name suggests directs the power of the hand's grip in a precise fashion. The long handles relative to the short nose of pliers act as Lever s concentrating, and in effect amplifying the force in the hand's grip on a work piece. COMMON TYPES Cutting pliers (used to sever or pinch off)
Gripping pliers (used to improve grip)
Crimping pliers
Rotational pliers
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