https://www.SRK Metals' DIN 906 Hexagon Socket Plugs are designed for sealing threaded holes in machinery, pipes, and other equipment. Featuring a hexagonal socket drive, these plugs allow for easy installation and removal with a standard hex wrench. Made from high-quality, corrosion-resistant materials like steel or stainless steel, they ensure a durable, leak-proof seal. Ideal for use in automotive, industrial, and mechanical applications, these plugs meet DIN 906 standards for reliable performance..com/fasteners/hook-eye-products/din-906-hexagon-socket-plug