Premium Segmented Blades - This general purpose blade is perfect for any contractors who need low up front cost, fast cutting speed with good blade life. A heat treated steel core provides extreme blade strength for deep cut. The 12" and 14" blades have either 12mm or 15mm segment height with Simi Laser Welded on the both side of the segments to add the strength for better cutting speed and longer blade life. Blade with Medium Bond intended for cutting on Concrete, Brick, Block, Pavers, Roof Tile, Natural Stone and Masonry Materials. Use dry or wet. 4" to 10" blades are ideal for Angle Grinder and Circular Saw. 12" to 14" blades are ideal for Masonry Saw and Gas Cut Off Saw.