Features Efficient Cooling with Air Holes: The concrete grinding wheel features air holes that maintain and cool the cutting pattern, reducing wear and ensuring efficient performance. High Hardness and Wear Resistance: Crafted from high-quality diamond material, this turbo diamond grinding wheel offers exceptional hardness and wear resistance, ensuring long-lasting grinding capabilities. Versatile Application: Suitable for polishing and grinding various materials, including granite, cement, marble, rock, masonry, and concrete, providing a versatile solution for different projects. Enhanced Durability with Large Segments: Equipped with large grinding segments and a heat-treated steel body, the diamond grinding cup wheel offers increased durability and longevity. 12-Segment Teeth Design: The 12-segment diamond grinding disc allows for dry and wet grinding, effectively processing uneven s with professional results. Features: 1、100% brand new and high-quality. 2、It applied to iron bit and also can improve the using efficiency of drill bit. 3、It was driven by electric drill power,very practical and portable. 4、The plastic handle is very strong and ,you can easily handle it. 5、It adopts wear-resistant Corundum material which provides long service life. Specification: Features: 100% brand new and high-quality. It applied to iron bit and also can improve the using efficiency of drill bit. It was driven by electric drill power,very practical and portable. The plastic handle is very strong and ,you can easily handle it. It adopts wear-resistant Corundum material which provides long service life. Specification: Application:Wood Process Material:Corundum Color:Orange Package List: 1*Grinding Machine 1*Wrench Package List