M12-1.25 M12-1.5 M12-1.75 M14-1.5 M16-1.5 M18-1.5 M20-1.5 304 stainless steel magnetic drain plug with copper washer

M12-1.25 M12-1.5 M12-1.75 M14-1.5 M16-1.5 M18-1.5 M20-1.5 304 stainless steel magnetic drain plug with copper washer

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