lightweight 33g design features a inner shape for secure access control and multi brand compatibility across elevator systems Engineered with precise dimensions ( LxWxH) for organized toolkits, this security grade wrench prevents access while maintaining workplace efficiency Premium resistant alloy construction ensures 1 longer than standard aluminum tools, ideal for elevator maintenance in humid environments Essential for professional technicians, building managers, and maintenance crews requiring authorized elevator tools for commercial high rises, property management offices, and repair scenarios where tool storage matters, Manufacturer: Hrtyvhin