Texas		75-0948250
(State or other jurisdiction of incorporation of organization)		(I.R.S. Employer Identification No.)

1300 South University Drive, Fort Worth, Texas		76107
(Address of principal executive offices)		(Zip Code)

Common Stock, $1.00 Par Value		Outstanding at August 31, 2002 5,285,988
Class		Number of Shares

				Page No.
PART I.		Financial Information
Item 1.		Financial Statements
		Consolidated Condensed Balance Sheets at August 31, 2002 and February 28, 2002		3
		Consolidated Condensed Statements of Income for the Periods Ended August 31, 2002 and August 31, 2001		4
		Consolidated Condensed Statements of Cash Flow for the Periods Ended August 31, 2002 and August 31, 2001		5
		Notes to Consolidated Condensed Financial Statements		6-9
Item 2.		Management’s Discussion and Analysis of Financial Condition and Results of Operations		9-14
Item 3.		Quantitative and Qualitative Disclosure of Market Risk		14
Item 4.		Controls and Procedures		14
PART II.		Other Information
Item 1.		Legal Proceedings		15
Item 2.		Changes in Securities		15
Item 3.		Defaults Upon Senior Securities		15
Item 4.		Submissions of Matters to a Vote of Security Holders		15
Item 5.		Other Information		15
Item 6.		Exhibits and Reports on Form 8-K		15
SIGNATURES				16
CERTIFICATIONS				17-18
EXHIBIT INDEX				19

		08/31/02				02/28/02
		(Unaudited)				(Audited)
ASSETS
CURRENT ASSETS:
CASH AND CASH EQUIVALENTS		$	1,682,326			$	1,737,876
ACCOUNTS RECEIVABLE(NET OF ALLOWANCE FOR DOUBTFUL ACCOUNTS)			31,098,588				32,927,725
INVENTORIES
RAW MATERIAL			10,567,320				11,640,049
WORK-IN-PROCESS			11,761,181				9,782,620
FINISHED GOODS			1,863,969				1,913,559
COSTS AND ESTIMATED EARNINGS IN EXCESS OF BILLINGS ON UNCOMPLETED CONTRACTS			3,817,251				4,130,982
DEFERRED INCOME TAXES			1,900,387				1,706,294
PREPAID EXPENSES AND OTHER			471,468				990,438
TOTAL CURRENT ASSETS			63,162,490				64,829,543
PROPERTY,PLANT AND EQUIPMENT, NET			37,987,830				38,809,608
GOODWILL, NET OF ACCUMULATED AMORTIZATION			41,262,104				41,262,104
OTHER ASSETS			1,850,787				2,142,615
		$	144,263,211			$	147,043,870
LIABILITIES AND SHAREHOLDERS’ EQUITY
CURRENT LIABILITIES:
LONG-TERM DEBT DUE WITHIN ONE YEAR		$	11,045,000			$	10,045,000
ACCOUNTS PAYABLE			13,450,816				17,150,563
BILLINGS IN EXCESS OF COSTS AND ESTIMATED EARNINGS ON UNCOMPLETED CONTRACTS			168,933				18,132
ACCRUED LIABILITIES AND INCOME TAXES			12,824,097				10,855,257
TOTAL CURRENT LIABILITIES			37,488,846				38,068,952
LONG-TERM DEBT DUE AFTER ONE YEAR			46,050,000				53,550,000
DEFERRED INCOME TAXES			673,663				673,663
SHAREHOLDERS’ EQUITY:
COMMON STOCK,$1 PAR VALUE
SHARES AUTHORIZED-25,000,000
SHARES ISSUED 6,304,580			6,304,580				6,304,580
CAPITAL IN EXCESS OF PAR VALUE			13,802,403				13,689,392
CUMULATION OF OTHER COMPRENSIVE INCOME			(553,257	)			(241,123	)
RETAINED EARNINGS			49,972,305				44,740,066
LESS COMMON STOCK HELD IN TREASURY, AT COST
( 1,018,592 SHARES AT 8/31/02 AND 1,047,199 SHARES AT 2/28/02)			(9,475,329	)			(9,741,660	)
TOTAL SHAREHOLDERS’ EQUITY			60,050,702				54,751,255
		$	144,263,211			$	147,043,870

		Three Months Ended						Six Months Ended
		08/31/02			08/31/01			08/31/02		08/31/01
		(Unaudited)			(Unaudited)			(Unaudited)		(Unaudited)
NET SALES		$	48,773,366		$	32,873,513		98,456,091		$	67,179,155
COSTS AND EXPENSES
COST OF SALES			38,306,766			25,480,688		76,790,254			51,725,945
SELLING, GENERAL, AND ADMINISTRATIVE			5,101,712			3,917,506		10,849,159			7,931,123
INTEREST EXPENSE			1,054,474			437,981		2,206,833			903,484
OTHER EXPENSE, NET			107,791			71,982		227,506			143,666
			44,570,743			29,908,157		90,073,752			60,704,218
INCOME BEFORE INCOME TAXES			4,202,623			2,965,356		8,382,339			6,474,937
INCOME TAX EXPENSE			1,583,100			1,129,786		3,150,100			2,463,586
NET INCOME		$	2,619,523		$	1,835,570		5,232,239		$	4,011,351
EARNINGS PER COMMON SHARE
BASIC		$	0.50		$	0.36		0.99		$	0.80
DILUTED		$	0.49		$	0.36		0.99		$	0.78

		Six Months Ending
		08/31/02				08/31/01
		(Unaudited)				(Unaudited)
CASH FLOWS FROM OPERATING ACTIVITIES:
NET INCOME		$	5,232,239			$	4,011,351
ADJUSTMENTS TO RECONCILE NET INCOME TO NET CASH
PROVIDED BY OPERATING ACTIVITIES:
PROVISION FOR DOUBTFUL ACCOUNTS			203,791				157,417
AMORTIZATION AND DEPRECIATION			3,461,650				3,039,638
NET GAIN ON SALE OF PROPERTY,PLANT & EQUIPMENT			(6,055	)			(7,779	)
NON-CASH COMPENSATION EXPENSE			84,700				93,572
EFFECTS OF CHANGES IN OPERATING ASSETS AND LIABILITIES:
ACCOUNTS RECEIVABLE			1,625,346				(338,825	)
INVENTORIES			(856,242	)			(139,840	)
PREPAID EXPENSES AND OTHER			518,970				101,124
OTHER ASSETS			(221,182	)			(34,765	)
NET CHANGE IN BILLINGS RELATED TO COSTS AND ESTIMATED EARNINGS ON UNCOMPLETED CONTRACTS			464,532				2,077,267
ACCOUNTS PAYABLE			(3,699,747	)			(1,299,576	)
OTHER ACCRUED LIABILITIES AND INCOME TAXES			1,462,613				(786,689	)
NET CASH PROVIDED BY OPERATING ACTIVITIES			8,270,615				6,872,895
CASH FLOWS FROM INVESTING ACTIVITIES:
PROCEEDS FROM THE SALE OF PROPERTY, PLANT, AND EQUIPMENT			9,680				31,951
PURCHASE OF PROPERTY, PLANT, AND EQUIPMENT			(2,130,487	)			(5,542,041	)
ACQUISTION OF SUBSIDIARIES, PURCHASE PRICE ADJUSTMENT			—				371,615
NET CASH USED IN INVESTING ACTIVITIES			(2,120,807	)			(5,138,475	)
CASH FLOWS FROM FINANCING ACTIVITIES:
PROCEEDS FROM EXERCISE OF STOCK OPTIONS			294,642				1,712,194
PAYMENTS ON LONG-TERM DEBT			(6,500,000	)			(2,652,642	)
CASH DIVIDENDS PAID			—				(795,762	)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES			(6,205,358	)			(1,736,210	)
NET DECREASE IN CASH & CASH EQUIVALENTS			(55,550	)			(1,790	)
CASH & CASH EQUIVALENTS AT BEGINNING OF PERIOD			1,737,876				1,446,502
CASH & CASH EQUIVALENTS AT END OF PERIOD		$	1,682,326			$	1,444,712

		Three months ended August 31,						Six months ended August 31,
		2002			2001