With an Extended Performance diamond matrix, providing 450 times the life of conventional abrasives, DEWALT XP(TM) Turbo Blades help to remove material fast, with quick, easy cuts. These blades are ideal for concrete, brick, block, and tile applications and deliver fast cuts with less power requirements, and maintain their cutting depth without multiple blade changes. | DEWALT 7" XP Turbo Diamond Blade DW4702