Below are the top small-cap machine tools & accessories stocks on the NYSE and the NASDAQ in terms of return on equity. The trailing-twelve-month return on equity at Proto Labs (NYSE:

) is 23.73%. Proto Labs' revenue for the same period is $125.99 million. The trailing-twelve-month return on equity at NN (NASDAQ:

) is 19.41%. NN's operating margin for the same period is 7.40%. The trailing-twelve-month return on equity at RBC Bearings (NASDAQ:

) is 14.97%. RBC Bearings' PEG ratio is 1.57. The trailing-twelve-month return on equity at Hardinge (NASDAQ:

) is 11.59%. Hardinge had $26.85 million in total cash for the latest quarter.