Check the listing for details. M20 x 1.5 Stainless Steel Internal Hex Head Socket Pipe Fitting (Silver). Condition: New. Listed at 12.65 USD. MULTIPURPOSE - Providing tight sealing for closing and terminating pipe ends in industrial, factory, outdoor gardens. Suitable for headers, ships, industrial pipes, and swimming pool water pipe ends, etc. WHAT YOU GET - The package comes with 1pc pipe plug with seal ring that measure male thread size is M20 x 1.5mm, male thread length is 11mm / 0.43", inner hex diameter is 10mm / 0.39", total size is 19 x 26mm / 0.75 x 1.02"(D*H).RELIABLE MATERIAL - Constructed from 304 stainless steel, this product offers exceptional durability and corrosion resistance, making it suitable for long-term applications. Equipped with sealing rings, its precision engineering ensures high sealing performance, thereby providing reliable protection for your piping system.