UK. Tungsten carbide cutters. Rapid controlled reduction of material and perfect surfaces of ceramics and acrylics with a single instrument. Compared to conventional SIC DSB or standard diamond burs, the UK cutters have ISO: - Maximum Revolution: 100,000 rpm - ROUND CONICAL GRAIN Diameter: 040 - Shank: HANDPIECE - Application: PREPARING CERAMIC AND ACRYLIC FOR VENEERS - Packaging Quantity: 1