6mm x 4mm Pear Faceted Genuine Ruby Microscopes Concave profile with a slightly

Concave profile with a slightly rounded ridge for precise flute placement

1 black rubber barrel gasket retaining ring

Exchangeable collet system allows quick adaptation to different tool shank sizes

Porcelain ball media in a 4 mm diameter for mass finishing and deburring of jewelry

38 mm 405-613 Steel 0

6mm x 4mm Pear Faceted Genuine Ruby Microscopes Concave profile with a slightlyKnown as the King of Gems in Sanskrit, ruby is one of the most desired and valuable gemstones, prized as far back as biblical times. Ruby is the most valuable variety of corundum and commands the highest per carat price of any colored stone. The trace element chromium is responsible for ruby's characteristic color, which ranges from orangy red to purplish red with pure, vivid red to slightly purplish red considered the most highly valued. Some