The Koken hex socket insert is a high-quality tool designed for machine-operated screw fastening. With a connection size of 3/8 inch and a wrench size of 19 mm, this insert offers a precise fit and is ideal for various applications in the workshop or industrial settings. The length of the socket insert is 32 mm, allowing for optimal handling and accessibility in tight spaces. The insert is equipped with a cross hole and a ring groove, ensuring secure attachment and increasing efficiency during work. This hex insert is particularly robust and durable, making it a reliable choice for professionals and DIY enthusiasts who value quality and performance. The Koken hex socket insert is therefore an essential tool for anyone who regularly works with screw connections.