PROFESSIONAL-GRADE BLADE compatible with most StyleCraft and GAMMA+ clipper models BLACK DIAMOND CARBON DLC fixed fade blade stays cooler, rust-free and sharper longer and is ideal for blending BLACK DIAMOND CARBON DLC Moving slim deep tooth blade is ideal for faster performance, cooler operation, rust-free, and improved hair feeding FULLY ADJUSTABLE ZERO GAP for crisp, close cut finish and intricate lines WHEN TO CHANGE YOUR BLADE - we recommend depending on your daily use, every 1 to 4 months for maximum performance Still sharp? It might be time to replace your blade. The Diamond Cut blade pattern minimizes the need for multiple cutting strokes by efficiently guiding the hair to feed seamlessly into the cutter. Made of the highest quality Black Diamond Carbon blade is rust and corrosion impermeable, self-sharpening, stays cooler and sharper longer. The fixed Fade blade has a flat cutting surface and is ideal for fading and blending within the zero guideline. While the Shallow Tooth 2.0 moving blade has improved teeth spacing which feeds hair more efficiently for a smoother cut with no pulling. This blade set is compatible with most StyleCraft and GAMMA+ clipper models. STYLECRAFT, THE ART & SCIENCE OF STYLING.