Airgoesin High Speed Burs Holder Block Gutta Percha Point Disinfection Box with Ruler 29 Holes Burs/Gutta Percha Point Holder with Ruler 29 holes for high-speed burs. 1 hole for gutta percha points and a 35mm ruler. Autoclavable under the high temperature of 135 degree and pressure of 0.22Mpa Color: Purple