Tackle the job with these highly durable XP4 All-Purpose Segmented Diamond* Blades. Designed for 5X longer life**, these extreme performance blades are built with 20% more diamonds than previous models and with laser-welded segments you’ll need to replace them less often. Quickly cut through hard concrete with a patented arrow blade design. Cut deep with aerodynamic vents that keep the high-alloy steel core cool for extended use. * This blade uses manufactured diamonds engineered for cutting., ** Vs. DEWALT HP Diamonds cutting C35. LONGER BLADE LIFE: High-endurance blades designed for up to 5X longer life** REPLACE WHEELS LESS OFTEN with laser-welded segments packed with 20% more diamonds* FAST CUTS: Improved design for efficiency POWER THROUGH HARD CONCRETE: Original arrow blade design makes straight, deep cuts GOOD FOR EXTENDED USE: Aerodynamic vents keep the high-alloy steel core cool DEWALT XP4: Durable. Dependable. Designed for Action Applications: Concrete Brick Block Masonry