grooming for pet,dog,cat,horse,sheep and more bigger animals Size: 10W blade ( Cutting size 1 1/16 in); 30W blade (Cutting length 0 1/50"); 40W blade (Cutting length zero 1/100"); 4FW blade (Cutting size nine 3/8"); 5FW blade (Cutting size 6 1/4"); 7FW blade (Cutting length 3 1/8"); Compatible with Andis UltraEdge/CeramicEdge collection for Andis units : AG, AGC, AGP, AGRC, AGCL, AGR Plus, AGRV, AGRV, DBLC, MBG, SMC, Versa and maximum Oster A5 in addition maximum Detachable and Wahl KM10 Series 440C blade fabricated from stainless steel, the blade is sharp and hard, waterproof and will not rust. It is extra heat-resistant than the ancient carbon steel job and less noisy when used