<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS A SUMMARY OF FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> JUN-30-2001
<PERIOD-END> OCT-01-2000
<CASH> 1,669,389
<SECURITIES> 6,396,175
<RECEIVABLES> 22,608,770
<ALLOWANCES> 468,240
<INVENTORY> 24,200,009
<CURRENT-ASSETS> 58,909,039
<PP&E> 84,741,595
<DEPRECIATION> 29,720,216
<TOTAL-ASSETS> 118,903,637
<CURRENT-LIABILITIES> 19,773,649
<BONDS> 0
0
0
<COMMON> 649,145
<OTHER-SE> 0
<TOTAL-LIABILITY-AND-EQUITY> 118,903,637
<SALES> 29,572,306
<TOTAL-REVENUES> 29,688,802
<CGS> 24,134,225
<TOTAL-COSTS> 28,280,144
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 27,619
<INCOME-PRETAX> 1,510,407
<INCOME-TAX> 420,814
<INCOME-CONTINUING> 872,244
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 872,244
<EPS-BASIC> .14
<EPS-DILUTED> .14
</TABLE>