Pearl 1-5/8" x 14" x 5/8"-11 P4 Turbo Core Bit - Masonry & Concrete - WET Pearl 1-5/8" x 14" x 5/8"-11 P4 Turbo Core Bit - Masonry & Concrete - WET Feature a high concentration of diamond particles in the segments of these corebits Applications: Masonry, Concrete, Brick, Stone, and Block. Wet Cutting MAX RPM: 2,750