<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED STATEMENTS OF INCOME AND CONSOLIDATED BALANCE SHEETS AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS
</LEGEND>
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                             565
<SECURITIES>                                         0
<RECEIVABLES>                                   16,534
<ALLOWANCES>                                       360
<INVENTORY>                                      9,020
<CURRENT-ASSETS>                                27,148
<PP&E>                                          49,160
<DEPRECIATION>                                  28,862
<TOTAL-ASSETS>                                  53,569
<CURRENT-LIABILITIES>                           18,881
<BONDS>                                            659
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         3,167
<OTHER-SE>                                      14,613
<TOTAL-LIABILITY-AND-EQUITY>                    53,569
<SALES>                                         46,877
<TOTAL-REVENUES>                                46,877
<CGS>                                           35,352
<TOTAL-COSTS>                                   35,352
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 416
<INCOME-PRETAX>                                    611
<INCOME-TAX>                                       139
<INCOME-CONTINUING>                                472
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       472
<EPS-PRIMARY>                                      .30
<EPS-DILUTED>                                      .30