BGTEC Diamond Turbo Row Grinding Cup Wheel for Marble Concrete Masonry 100MM 2pcs

Diameter:4inch/100mm,Thread:M14,Segment thickness:5MM,Steel Core:3mm,Grits:40/50;Max RPM 15000 Highly Quality Materials:Strong and Durable, high concentration of diamonds by Sintered Technology.Made of heat-treated steel body, 3mm strong steel core can bear tough work;5mm segment depth for long service life Fast Sanding Efficiency:Large grinding segments with heat treated steel bodies,Sintered segment made of high quality diamonds with #40/50 are more aggressive.Save your time and Save labor cost Easy to operate: diamond grinding wheels are easy to operate and install, which are suitable for grinders and angle grinders; Please follow the instructions of angle grinders and grinders Wide Application:can dry and wet grind,polish and Surface finish Concrete, Masonry, Granite Marble and some other construction materials,but with water is better