The core activity of VOH is the development and manufacture of tools and solutions for the watch industry, particularly for watchmakers and watch production. VOH's products and services include, among others:
* Tools for anchor lifting, hand setting and removal, magnetism, mainspring measurement, and torque measurement
* Solutions for the watchmaker's laboratory, such as winding, hand positioning, date control, and power measurement
* Workplace ergonomics and soundproofing solutions
* After-sales service and measurement of gear trains and component play
* Cleaning and Smart Production solutions
* Personalization and customer service
VOH positions itself as a provider of support and lasting solutions for the watch industry.