DeWalt 4-1/2 x .045 x 5/8-11 HP T1 CUTTING DW8062H

More cuts. Fewer wheels.Tm 50% longer life  replace wheels less often with temper pointtm grains that are tougher and razor sharp for more cuts. Better adhesion between the coated grains and resin creates a longer lasting cutting edge that wears slowly. Extremely versatile: efficiently cut a wide range of metals including carbon steel, stainless and nickel-based alloys. Aggressive cutting action: make fast cuts with a thin wheel design and high-grain concentration. Durable by designtm: built with two sheets of fiberglass for wheel strength. Designed to reduce wheel breakage.