Blade #01591 / Adjustable Blade Set (includes top and bottom blade) / Adjustable from Size: 00000 to Size 000 / Leaves Hair Inch: 1/150 " or 0.1 mm / Fade blade set Fits Andis Master Models: ML 01557 Improved Master, ML 01750 Phat Master, ML 01690 FadeMaster Clippers / Also Fits: Model GC Deluxe Groom, Cattle & Horse clippers / Surgical Blade / This blade is close enough to shave / Original Replacement Blade for FadeMaster Clipper