Thin premium lapidary blades 150 x 0.5 mm

Thin premium quality lapidary diamond sawblades 150mm x 0.5mm 5/8 bore. Core is 150mm x 0.3mm, diamond segment is 0.5mm x 6mm.
These blades have been tested as a comparison to some other quality lapidary blades on the market, and they passed with flying colours. It was said that they were more rigid than the others allowing for some shaping to be done.