KHK EGP12110 Heavy-Duty 12-Inch General-Purpose Wet/Dry Segmented Diamond Blade with 1&rdquo;-20mm Arbor for Concrete, Brick, Stone Heavy-duty, general-purpose 12 segmented diamond blade Great for cutting concrete, block, brick, marble, granite, natural stone, pavers, etc. Cuts wet or dry, up to 6,360 RPM maximum 1-20mm knockout arbor, 0.110 edge thickness, 10mm segment height Contractor-quality blade with laser-welded bond technology for longest possible blade life