Glass beads, unwashed

Glass beads, unwashed, 425-600 μm (30-40 U.S. sieve)

Glass beads, unwashed, 150-212 μm (70-100 U.S. sieve)

Glass beads, unwashed, 212-300 μm (50-70 U.S. sieve)

Glass beads, unwashed, ≤106 μm (140-finer U.S. sieve)