1. STEEL AND COPPER CONSTRUCTION: This angle grinder shield set features a robust metal design that withstands regular workshop use. The combination of steel and copper materials creates a sturdy protective cover that resists wear while maintaining integrity during cutting operations. 2. WATER CUTTING SYSTEM: Complete water cutting solution includes two waterproof covers, water pipe conversion head, water pipe, and copper valve. This system allows for wet cutting capability, effectively reducing dust and extending blade life while keeping your workspace cleaner. 3. EASY WATER REFILL DESIGN: The shield features convenient side holes that allow you to add water during operation without interruption. This practical design enhances cutting performance while minimizing mess and maintaining continuous workflow. 4. SIMPLE INSTALLATION: The protective cover mounts securely to your angle grinder or polisher with straightforward attachment. Measuring approximately 140*43mm in diameter with 105mm height, this shield fits standard tools and can be removed when not needed.