De Land pool. Bits and parts. With a "know-how" skill developed in thirty-two years experience as a machinist, Fred W. Casey, sub-contractor in the De Land, Florida pool, bends over a heavy lathe as it machines a part for the nation's war machine. Fifty-two-year-old Casey, like many machinists who retired to Florida, chuckles at the idea that machinists in the deep South cannot work to close tolerances