Screw Gauge

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  • เผยแพร่เมื่อ 17 มี.ค. 2013
  • What is Screw Gauge
    The screw gauge is used to measure the lengths of the given object accurately. Thickness of wire, plate and sheet of paper can be accurately determined using the screw gauge. The lengths are measured by finding the distance advanced by the tip of a fine screw.
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