Diamond Bur FO-25

A high-speed diamond bur, shape code FO-25, designed for efficient cutting during crown and cavity preparation with high-speed handpieces. Diamond burs bond diamond particles to a metal shank; grit size is standardised and colour-coded per ISO 7711-3, from black (super-coarse) through green, blue/unmarked (medium), red (fine), to yellow/white (extra-fine/ultra-fine).