- Compact and lightweight universal cabinet key: small and light with a central hole for easy hanging on a keyring, allowing quick access and efficient use on site. - Size and compatibility details: drill diameters 5.5 mm, 6.0 mm, 6.2 mm, 6.2 mm; cone gear outer diameters 14.0 mm, 13.0 mm, 17.3 mm, 16.0 mm. - Dimensions and weight: size 7.5 x 7.5 cm (3.0 x 3.0 inches); net weight 39.0 g (1.4 oz). - Practical use scenarios: - Electrical panel maintenance and lockout tasks, where a compact tool that stays with your keyring helps you work more efficiently. - Field service or on-site troubleshooting across multiple cabinets or brands, ensuring you have the right sizes available. - Facility management and routine checks in buildings with various switch cabinets, providing quick access without carrying bulky tools.