Diablo, 12" x 84 Tooth, 1" Arbor, Trex/Composite Material Cutting Saw Blade, Tico High Density Carbide Is Specially Formulated To Maximize Cutting Life In Composite Materials & Plastics, Modified Triple Chip Grind MTCG Fabrication Keeps Composite Material Cool While Cutting, Producing Melt Free Cuts, Laser Cut Stabilizer Vents Absorb Noise & Vibration, Keeping The Blade Straight & True For Superior Quality Cuts, Perma Shield Non-Stick Coating Reduces Drag & Shields The Blade Against Heat, Gumming & Corrosion, Super Thin Kerf Provides Fast, Clean Cuts With Minimal Material Removal, Ideal For Underpowered Saws On A Job Site, Not Intended For Use Above 6000 RPM, Not Recommended For Ferrous Metals Or Masonry.