Diablo,10 Pack, 6” x 3 TPI, Carbide, Demo Demon Pruning Blade, Carbide Pruning Fast Clean Wood Blades Feature An Aggressive Carbide Tooth Geometry For An Unmatched 50X Longer Cutting Life, Faster Cuts Increased Productivity In Pruning Clean Wood Cutting Applications, First Carbide Blades Designed With Large Gullets Strengthened Oversized Blade Body For Fast Chip Removal In Extreme Cutting Applications, PermaShield NonStick Coating To Prevent Gumming Friction For Fast, Effortless Cuts In Some Of The Toughest Wood Cutting Scenarios