Sea-Blue Chalcedony 20 x Tumbled Nugget Bead Strand Ring Sizing making the block ideal for

making the block ideal for working with low clearances such as under a microscope

The substantial oval head shape helps extend the working life of the blades

Color: Purple

Accommodates burs with 3/32" shank

creating a triangle shape that transitions into the shank

Sea-Blue Chalcedony 20 x Tumbled Nugget Bead Strand Ring Sizing making the block ideal forThe irregularly shaped tumbled sea blue chalcedony nugget beads on this strand features a range of white, light blue and dark blue colorseach bead has a unique banding pattern, giving the strand a one of a kind look. The beads vary in size from 17 x 13mm to 20 x 15mm. The nuggets look great when strung on their own in a necklace or bracelet, used individually as accent beads or when combined with complementary color beads in necklace, earring and