• Best For: Users of 4-1/2 inch angle grinders, the most common size for handheld masonry cutting.
• Highlight: 4-1/2 inch size of the MK-304RCK with .080 kerf and a 7/8-inch to 5/8-inch arbor.
• Expert Note: Sized for a 4-1/2 inch grinder guard; the 4-inch (162784) and 7-inch (162786) versions are different diameters.