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SCHEDULE OF NET INVENTORIES (Details) - USD ($)	Nov. 30, 2024	May 31, 2024
Accounting Policies [Abstract]
Raw materials	$ 1,298,000	$ 1,519,000
Work in progress	857,000	1,145,000
Finished products	103,000	179,000
Total gross inventory	2,258,000	2,843,000
Inventory reserves	(469,000)	(467,000)
Net inventory	$ 1,789,000	$ 2,376,000

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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