Parameters: Size:Selectable Length:>=15"(38CM)/Full length,Enough to finish a necklace with few findings. Material:Stone Shape:Round Color:See image Surface:Polished Smooth Surface Magnetic:NO magnetic. Hole Size:1mm - 1.2mm Hole Style:Whole Drilling, use for beads. Sell unit:One Strand. Theme:Jewelry and Crafts Making Beads / Findings Notice: There may be a little difference between the picture and actual object due to the shooting and lighting problem, please a little understanding. Any further problems about the item please contact us directly from mail. We will reply to you within 24 hours (working days) since our jet leg and help to resolve it in a proper way! Thanks for your understanding! The Beads Qty Per Strand: 2mm:190-200 beads each strand. 3mm:125-130 beads each strand. 4mm:90-92 beads each strand. 6mm:58-62 beads each strand. 8mm:40-48 beads each strand. 10mm:30-38 beads each strand. 12mm:30-32 beads each strand. 14mm:23-28 beads each strand. 16mm:20-25 beads each strand. 18mm:20-22 beads each strand. 20mm:15-18 beads each strand.