Copper 4.12mm Heavy-Wall Tubing, Hard, 304.8mm Length Gem Gauges & Sieves 257 lbs (116

257 lbs (116

drilling pearls and stone beads and when shaping and refining wax models (maximum speed is 0–5

The riser is ideal for creating an eye-catching presentation—especially when paired with a variety of complementary stands and displays

Use it for polishing

The double-leaf spring delivers a fast

Copper 4.12mm Heavy-Wall Tubing, Hard, 304.8mm Length Gem Gauges & Sieves 257 lbs (116This hard copper heavy wall tubing is ideal for hinges, making beads, and for creating custom tube settings; this size fits a 3. 5mm stone. Choose a section of heavy wall tubing with an outside diameter about 0. 5mm larger than your stone, and enough thickness to allow you to cut a seat to support the stone. Hard copper tubing is significantly work hardened and, though it does not bend readily, it stubbornly holds its shape after forming; it is ideal