China Factory Manufacturer Green Blue White Grey Precise Casting Dental Wax Disc Block Burns out clean. Easy to mill and carve. Allows you to easily see occlusal morphology. These Wax Discs are strong and stable with a harder consistency to create high accuracy and precision fit margins for copings and full crowns. They are extremely strong. Manufactured to handle the higher speeds of your milling machines with greatest accuracy. Color Blue,Green,White, Service OEM Fit for