American Cocker Spaniel - 20 for back & sides, 10 for feathering, 26 for showdogs Brittany - 20, 26 for showdogs Cavalier King Charles - 20 for back and sides, 12 if very thick coat and for ears Chesapeake Bay Retriever - 20 all over Chihuahua - 20 or mini 10 blade Clumber Spaniel -20, 26 for showdogs Cocker Spaniel - 20, 10 for feathering, 26 for some showdogs with very fine fur Collie Smooth - 20 all over English Cocker Spaniel - 20,10 for feathering, 26 for some showdogs with very fine fur English Springer Spaniel 20,10 for feathering, 26 for some showdogs with very fine fur Flat Coated Retriever - 20 all over Golden Retriever - 20 neck for showdogs, 18 double for body Griffon Bruxellois - 12 general tidy up, 20 for a more cleaned off look Saluki - 20 or 26 Schnauzer - 12 general & legs, 16 or 20 to strip down back Scottish Terrier -12 general & legs, 16 or 20 to strip down back Sealyham -12 general & legs, 16 or 20 to strip down back Sussex Spaniel - 20, 26 for showdogs Welsh Springer Spaniel - 20, 26 for showdogs Welsh Terrier - 12 for legs and dematting, 16 or 20 to strip down the back