Replacement fixed gold titanium X-Pro wide hair trimmer blade with black diamond carbon DLC deep tooth cutter set. Features: PROFESSIONAL X-PRO Wide Gold Titanium replacement classic fixed blade is hypoallergenic and finely polished to 41 mm for extreme precision and versatility BLACK DIAMOND CARBON DLC deep tooth cutter stays cooler, rust-free and sharper longer with enhanced cutting performance and super sharp tips FEWER BLADE CHANGES after daily use are more convenient, time saving and preferred by pros FULLY ADJUSTABLE ZERO GAP for the closest cut and finish