VHF Z4 4-axis HIGH END CLASS chairside milling and grinding machine designed for same-day in-office restorations via wet processing. Features integrated touchscreen, built-in compressor (no external air supply needed), and purewater technology; mills glass ceramics, composites, PMMA, zirconia, and titanium blocks up to 45 mm with a 100,000 rpm spindle and 3 μm repetition accuracy. Validated for integrated workflows with 3Shape Trios Design Studio and exocad ChairsideCAD.