Andis Ceramic Edge Clipper Blades give you an edge over other blades due to their advanced engineering with ceramic cutting technology that enables the blade to run 75% cooler and stay sharper. The carbonized steel extends edge life, and the chrome finish makes the blade rust-resistant. The Andis blade in size #1A leaves 3.2 mm of hair and fits clippers in series: AG, AGC, DBLC, FHC, BG, SMC, MBG, and Oster A5 and 76 models.