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black iron pipe 1/2
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1 1/2 black iron pipe
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black iron pipe 1/2, black iron pipe 1/2 inch, outside diameter of 1/2 black iron pipe, 1 1/2 black iron pipe, 1/2 inch black iron pipe fittings, od of 1 1/2 black iron pipe, 1 1/2 inch black iron pipe, 1/2 x 20' black iron pipe
