
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JAN-31-1996
<PERIOD-START>                             FEB-01-1995
<PERIOD-END>                               JUL-31-1995
<CASH>                                          14,587
<SECURITIES>                                         0
<RECEIVABLES>                                1,755,680
<ALLOWANCES>                                   106,569
<INVENTORY>                                  1,452,075
<CURRENT-ASSETS>                             3,204,684
<PP&E>                                       3,263,388
<DEPRECIATION>                               2,134,319
<TOTAL-ASSETS>                               4,414,757
<CURRENT-LIABILITIES>                        3,930,976
<BONDS>                                              0
<COMMON>                                     3,635,406
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                           0
<TOTAL-LIABILITY-AND-EQUITY>                 4,414,757
<SALES>                                      4,481,629
<TOTAL-REVENUES>                             4,481,629
<CGS>                                        3,126,959
<TOTAL-COSTS>                                3,126,959
<OTHER-EXPENSES>                               914,144
<LOSS-PROVISION>                                31,700
<INTEREST-EXPENSE>                             155,109
<INCOME-PRETAX>                                253,717
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            253,717
<DISCONTINUED>                                 (7,443)
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   246,274
<EPS-PRIMARY>                                      .06
<EPS-DILUTED>                                      .06
        

</TABLE>
