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Quote from Educational Articles:Gemstone Drilling Machine Gemstone Drilling Machine The gemstone drilling machine is useful in making beaded gemstone necklace, earrings and other jewelry items. One should always wear safety glasses when using a gemstone drill. The drill should be held perpendicular to the stone. A wrong angle can causecracking at the entry or exit point. Gemstone Drilling [...]
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Posted : 04/12/2021 8:41 am