SILENT CORE The SILENT CORE MASONRY blades are for the professional looking for aggressive cutting, less noise, and extended blade life while cutting BLOCK, BRICK, PAVERS, and HARD CONCRETE. The blade are SUPER PREMIUM and have a 20% higher diamond content increasing cutting speed and extending blade life. Blade Features: SILENT CORE DESIGN - significantly reduces noise during cutting LASER WELDED - Increased strength under high temperatures 10MM SEGMENT HEIGHT - 20% longer blade life than standard Usage: BLOCK, BRICK, PAVERS, HARD CONCRETE Quality Level: SUPER PREMIUM DIAMETER     RIM THICKNESS    SEG. HEIGHT        ARBOR        20"                     .140                      10 mm                  1"-20mm