Aggressive Hand Saw (15 Inch) with Wood Handle features an Aggressive Tri-Bevel Tooth design for faster, more efficient cutting in wood or plastic. This dynamic tooth design performs on pull and push strokes, outperforming conventional tooth handsaws. High Carbon Steel Blade for Strength and Durability. Hardened Teeth Stay Sharp Up to 5 Times Longer than Conventional Teeth. Finished Hardwood Handle. Handle Can Be Used as a 45 or 90 Square. Limited Lifetime Warranty