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The Killark CUP-250 is a threaded close up plug used to plug tapped holes or hubs. It is available in a wide range of sizes and finished in copper-free aluminum, steel and iron with a zinc electro plating. It is designed to close up a taped hole or hub.
The Killark CUP-250 recessed plug is suitable for indoor and outdoor applications. It features a 1/4" hub and an Allen drive.
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