Precision components, namely, parts of machines and apparatus for the construction of machines and apparatus, regulating and control technology as well as the construction of apparatus in analytical chemistry, from inert materials of high mechanical strength, such as hard metal or ceramic, in particular made of industrial sapphire, aluminum oxide, zircon oxide, silicon carbide and silicon nitride, in particular valves, cylinders, pistons and pump heads in the form of individual parts or assembled in complete metering units for extracting agents or measurements in analytical technology as well as multi-way valves for dosing technology; modules in the nature of parts of machines for the construction of machines and apparatus, namely, discs, cylinders, pistons, valves, casings, flanges, bearings for gearboxes in ceramic, metal alloy, other ceramics and composite materials, such as carbon fiber reinforced plastic, also referred to as CFRP; parts of machines, in particular precision balls, reference balls, measuring sensors, extensions and other special ceramic parts for measuring technology, namely, styli pins, stylis, extensions, balls, ball segments, cylinders, hollow balls, discs, angles, bodies; parts of machines, in particular balls for revolving parts, guides and ceramic bearings, balls for joints; all the aforesaid goods of Swiss origin and made of ceramics, particularly of synthetic sapphire

Precision parts for optics, namely, prisms, lenses, optical windows; all the aforesaid goods of Swiss origin and made of ceramics, particularly of synthetic sapphire

Precision ceramic components, namely, valves, cartridges, pistons, mechanical housing components, drives or function units, sealing elements, distributing discs, insulators and insulating fittings all of which are specifically adapted for medical engineering applications; all the aforesaid goods of Swiss origin and made of ceramics, particularly of synthetic sapphire

Components for the watch and jewelry industry made of technical sapphire or ceramic; all the aforesaid goods of Swiss origin