Pearl Abrasive P5 SD Gold Waved Core Turbo Blades 4.5 Inch• •  4.5" • • P5 SD Gold Waved Core Turbo Blades. Designed to be used on a variety of materials.Application: For Granite, Concrete, Block, Brick, Natural Stone, Marble, Refractory Material, Soft Stone, Sand Stone.Specification4.5" x .080 x 7/8, 5/8, 8mm Rim, Max RPM: 13,300The P5 is Pearl''s supreme waved core turbo blade for masonry and stone materials. Pearl''s waved core blade series is legendary for its durability, speed, and cool cutting performances. The waved core design re-enforces the core and draws air into the cut, cooling the blade an expelling swarf. Another unique feature of the P5 are the diamond segments embedded into the core of the blade. This features provides additional core protection and also reduces undercutting in abrasive materials. Large 8mm diamond rim. High diamond concentration for extra long life. Waved core design adds stability to the steel core, reduces friction, and removes the debris from the cutting path thus extending the blade life. Extended diamonds on the rim and embedded diamond segments in the steel core reduce undercutting on abrasive materials and keep the blade cool. Turbo rim for fast cut and minimal chipping. Designed to be used on a variety of materials. Wet or dry cutting.