... Cup Wheel 2.size:4",5",7" 3.double row 4.cup wheel We have the following workshops: 1. ... tools and industrial tools, like dies, taps, hss or carbide end mills, counter sinks, step drills, cobalt drills, hobs, reamers, etc ... DIY tools to Japan, Germany, the USA and Australia Diamond Double Row Cup Wheel 4",5",7"