CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $)	6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 146,969	$ 151,128
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	43,294	45,560
Allowance for bad debts	600	600
Deferred income amortization	(649)	(649)
Deferred income taxes	(10,519)	55,034
Loss (gain) on sale of equipment	93	(22,254)
Effects of changes in operating assets and liabilities:
Trade receivables	(76,808)	(113,798)
Inventories	268,049	191,078
Prepaid expenses	(21,010)	(15,475)
Accounts payable	43,068	54,064
Accrued expenses	(11,603)	(10,146)
Income taxes payable	84,135	40,271
Net cash provided by operating activities	465,619	375,413
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from sale of equipment		22,500
Purchases of property and equipment	(21,132)	(2,225)
Net cash (used in) provided by investing activities	(21,132)	20,275
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from line-of-credit	290,000	310,050
Principal payments on line-of-credit	(290,000)	(350,050)
Principal payments on notes payable	(34,403)	(30,488)
Net cash used in financing activities	(34,403)	(70,488)
NET INCREASE IN CASH AND CASH EQUIVALENTS	410,084	325,200
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	28,564	17,949
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 438,648	$ 343,149