Features: *Material:Made from chromium-vanadium steel, this ground bar controller is highly resistant to breakage, providing durability and longevity. *-Resistant Design:Specifically engineered to withstand the of hand hammers, reliable performance during installation of the ground rod. *Easy Installation:With its round handle, this ground bar controller is suitable for use with electric hammers and powerful hammers, making the installation process easier and more efficient. *Long-lasting Performance:Thanks to its high hardness and resistance to breakage, this ground bar controller eliminates the need for frequent replacements, saving your effort. *Reliable Compatibility:Designed to fit for SDS PLUS ground rods, this ground bar controller offers compatibility, making it a versatile tool for various applications. Specifications: *Product Name:Ground Bar Controller *Material:Chromium-vanadium Steel *Size:Approx.M8,M10,, for M14,,M20 *Inner Diameter:About 8-20 mm *Total Length:About 141-180 mm *Sleeve Depth:About 62-85 mm *Color:Silver *Applications:For Ground Stake Hammers Package Content: * Ground Bar Controller Note: . The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. [PREMIUM CHROMIUM VANADIUM STEEL BUILD] Constructed from high-grade chromium vanadium steel, this bar controller delivers outstanding durability while resisting breakage under pressure. [DESIGNED FOR IMPACT RESILIENCE] Built specifically to withstand the blows from hand hammers, it ensures dependable performance during installation processes in any environment. [EASY TO USE WITH POWERFUL TOOLS] Featuring a round handle that fits seamlessly with electric hammers, this tool makes installations quicker and more efficient than ever before. [LONG-TERM RELIABILITY] Its high hardness level means fewer replacements are needed over time, allowing you to maintain productivity on all your projects. [ ROD COMPATIBILITY] Designed specifically for rods, this tool is perfect for various applications requiring precision and strength.