Question: are all tap holes the same size?
Answer: All faucet holes are of a standard size of 1-3/8 inches while some faucets are of 1-1/2 inches. Moreover, usually the size of kitchen cabinets are 36 to 42 inches high and 25-1/4 to 26 inches high. Therefore, in a kitchen cabinet of 36 inches a 22 inches sink will fit.