Produced for engineers, woodworkers, and creators who demand millimeter perfect angles verification for technical drawing, furniture assembly, or mechanical repairs Clear LCD with ergonomic thumb wheel enables single handed operations, while resistant construction withstands workshop conditions and repeated use Achieve professional grades accuracy with this 200mm digital angles finders featuring 0.05° accuracy, LCD response, and 360 degree measurement ranges in stainless steel construction The thickened stainless steel rulers integrates double british / metric scale and parallel edges for simultaneous angles measurement and straight edges functionality in demanding environment Optimizes accuracy in cabinet installation, metalworking projects, and architectural modelings where traditional protractors compromise measurement integrity, Manufacturer: Shunzhong