
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5

<S>                             <C>
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          NOV-30-2000
<PERIOD-START>                             DEC-01-1999
<PERIOD-END>                               FEB-27-2000
<CASH>                                         625,000
<SECURITIES>                                         0
<RECEIVABLES>                                6,625,000
<ALLOWANCES>                                 (100,000)
<INVENTORY>                                  4,053,000
<CURRENT-ASSETS>                            11,909,000
<PP&E>                                       6,237,000
<DEPRECIATION>                             (3,730,000)
<TOTAL-ASSETS>                              15,572,000
<CURRENT-LIABILITIES>                        6,727,000
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         9,000
<OTHER-SE>                                   3,265,000
<TOTAL-LIABILITY-AND-EQUITY>                15,572,000
<SALES>                                      9,481,000
<TOTAL-REVENUES>                             9,481,000
<CGS>                                        8,003,000
<TOTAL-COSTS>                                9,120,000
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             119,000
<INCOME-PRETAX>                                251,000
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            251,000
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   251,000
<EPS-BASIC>                                       0.03
<EPS-DILUTED>                                     0.03


</TABLE>
