• Best For: Masonry crews cutting hard brick with a 7-inch saw whose spindle takes a DM-5/8 arbor.
• Highlight: The 7-inch MK-414PB hard-brick blade with a .090-inch width and a DM-5/8 arbor.
• Expert Note: Confirm the DM-5/8 arbor matches your saw; the 4-inch 159814 uses a 7/8-inch to 5/8-inch arbor instead.