<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> MAY-31-2001 <PERIOD-END> NOV-30-2000 <CASH> 212 <SECURITIES> 0 <RECEIVABLES> 23,492 <ALLOWANCES> (30) <INVENTORY> 2,743 <CURRENT-ASSETS> 45,115 <PP&E> 43,024 <DEPRECIATION> 21,458 <TOTAL-ASSETS> 80,799 <CURRENT-LIABILITIES> 21,297 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 96 <OTHER-SE> 54,081 <TOTAL-LIABILITY-AND-EQUITY> 80,799 <SALES> 82,914 <TOTAL-REVENUES> 82,914 <CGS> 74,326 <TOTAL-COSTS> 74,326 <OTHER-EXPENSES> 7,021 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (129) <INCOME-PRETAX> 1,567 <INCOME-TAX> 570 <INCOME-CONTINUING> 997 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 997 <EPS-BASIC> 0.12 <EPS-DILUTED> 0.11