WenFo 50Pc 1/4" Shank Brown Corundum Grinding Head Cone Shaped Grinding Wheel Abrasive Mounted Grinding Point Stone Rotary Tools Deburring Polishing -Diameter:20mm - 20200429068@A

• 【MATERIAL,SIZE】- Brown corundum.Shank diameter:6mm.Grinding wheel head diameter:20mm 【EFFECT】-Professional grinding tool,It is not easy to drop sand, the grain crystal size of white corundum material is small and wear-resisting, the surface is dry and clean, not easy to fall off and easy to combine,acid and alkali corrosion resistance.No dust and no pollution during operation.It is made of high quality Brown corundum with high hardness, good shape and long service life. 【FUNCTION】- It is suitable for grinding hard and Steel with strong thermal sensitivity with large hardness.Such as quenched steel, high carbon steel, general high speed steel, alloy steel grinding. Mainly used for grinding tools, cutting tools, mold, gear, thread, thin wall parts grinding and forming grinding. 【HIGH QUALITY】 - High hardness and effecient due. evenly attached and wear-resistant, and it is not easy to drop sand.good shape retention, strong grinding capacity, precision machining and high grinding efficiency.Hardness is higher than that of brown fused alumina, particle size is easy to break, sharp edges and corners, good cutting performance, small grinding heat etc. 【AFTER SALE】- Quality guarantee.We are committed to provide excellent customer service,If you have any questions,please contact us.We will try our best to solve your problem.