Enhance the accuracy and reliability of your concrete strength testing with this professional-grade Concrete Rebound Test Hammer. Crafted from high-quality stainless steel, this durable and wear-resistant tool offers exceptional rust resistance and high elasticity, ensuring long-lasting performance even in demanding environments. Designed for precise measurement, the uniform friction between the pointer shaft and pointer slider guarantees clear, accurate, and easy-to-read readings, making your testing process efficient and straightforward. Key Features: · Premium Stainless Steel Construction: Provides excellent wear resistance, rustproof properties, and outstanding durability for extended use on construction sites. · Accurate and Clear Readings: Uniform friction mechanism between pointer components ensures precise and easily interpretable index results. · Suitable for Concrete Strength Testing: Ideal for evaluating the hardness of concrete in building walls, roads, and bridges; not suitable for tile or brick walls. · Portable and Stable Design: Lightweight and easy to carry, equipped with a resilient internal spring that enhances durability and protects the instrument during use. · Complete Accessory Kit Included: Comes with essential accessories such as grindstone, portable case, springs, screwdrivers, washers, and more, facilitating easy installation and operation. Specifications: · Item Type: Concrete Rebound Test Hammer · Material: Stainless Steel · Nominal Energy: 2.207J · Friction Force of Pointer: 0.5-0.8N · Radius of Spherical End of Impact Rod: Approx. 25mm / 0.98in · Stiffness of Impact Spring: 7.85N/m · Working Length of Spring: Approx. 61.5mm / 2.42in · Steel Anvil Calibration Value: 80±2 Package Includes: · 1 x Concrete Rebound Test Hammer · 1 x Grindstone · 1 x Portable Case · Springs, Screwdrivers, Washers, and Additional Accessories This Concrete Rebound Test Hammer is an essential tool for construction professionals and engineers seeking reliable and precise concrete strength testing. Its robust stainless steel body combined with user-friendly features ensures consistent performance and ease of use in the field.