What is a bead reamer used for?

Can you use a bead reamer on gemstones?

This hand tool comes with a selection of tapered, diamond-coated tips to accommodate different-size bead holes. They work well for enlarging and smoothing the holes in gemstone, shell, pearl, and glass beads. To use one, hold your bead in one hand and the reamer in the other hand.

How do I make bead holes bigger?

Dip natural beads, such as pearls and beads made from precious stones, in a bowl of water. The purpose of the water is to minimize heat friction, which increases your chances of cracking the bead, as you begin to drill a larger hole. You will continue to hold the bead under the water as you widen the hole.

How do you measure bead hole?

For beads that are a briolette, teardrop or melon shape – the length is used as a measurement from the top to the bottom (perpendicular to the string/cord) of the bead and the width is measured from one end of the bead hole to the other (parallel to the string) from the widest part of the bead.

How big is a bead hole?

Holes are usually 0.5mm, although the smallest pearl will be drilled at 0.3mm and some larger pearls may be upto 0.6mm. Larger diameter of silk thread will pull through a smaller hole.

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How do you drill a hole in a small bead?

Mark the hole.

Place a small dot on the bead using a fine-tip permanent marker. This dot should be centered directly over the spot you want the hole through. The dot can serve as a guide for the tip of your drill bit. It is not strictly necessary, but it might help you keep the hole centered.

Can you drill a hole in amethyst?

Some semiprecious stones like quartz and amethyst are hard, while turquoise is soft and easier to drill. Practice drilling through a few cheap stones first before you begins drilling on ones that are more expensive. Keep the drilling hole filled with water.