Electric Breaker Hammer Bits, Stable Operation Standard Size Bushing Head 40Cr Steel for Concrete Polishing

【40cr Steel Material】Bushing head is made of excellent 40Cr steel material, with good toughness, not easy to wear or deform after long term use. Square bushing head design, with large contact area, stable and accurate in operation. 【Standard Size】The electric flower hammer drill bit has a standard shank diameter and is stable in installation. Total length: about 152mm/6in, handle diameter: about 10mm/0.4in, safe in quality, you can use it with confidence. 【Stable and Accurate】The electric flower hammer drill bits can quickly remove excess concrete from wall surfaces with stable and accurate in operation. Delivers fast results in removing excess concrete and preparing surfaces. 【Multiple Usages】This electric hammer drill bit to polish and trim the concrete, with superior performance and high efficiency, and labor saving, which is suitable for chiseling and finishing stone slabs, bridges, walls, concrete, cement roads, etc. 【100% Warranty】We always strive to provide our customers with the best service and products. Please feel to contact our professional after-sale service if you have any questions, we will give you the most satisfactory reply as soon as possible! Thanks for your understanding.