More distinct Direct current Operatemail: Features a ergonomic plan with a comfortable handle for easy control, reducing labor intensity and ensuring security during action Galvanized Substancemail: Produced from excellent galvanized steel, offering excellent oxidation resistance and durability for extended use Concentrated Planumberebog: Specifically developed for firefighting conduits and metal mechanical blouses, ensuring precise and professional hole cutting Efficient Drill Divisionsecond: Hard wearing high execution drill divisions that quickly pervade various thicknesses of steel conduits, enhancing work efficiency Finish Sand: Includes multiple measurements of drill divisions and tools, providing to different hole cutting demands and flexible field operations, Manufacturer: ZBIianxer