Swiss Diamond Disk Flex DoubleSided Medium Mounted thick:0.2mm 915D-220 1Pk por | Jul 23, 2026Specially Developed for Acrylics Separation and Porcelain Separation, see attached Application Guideline. Diamond Disks made in Swaziland. Size of 20 mm, Thickness 0.25mm. HP Shank, used withStraight Handpieces: 44.5 mm.