The Koken hex socket insert is a high-quality tool designed for machine-operated screw fastening. With a connection size of 1/2 inch and a key width of 15 mm, this insert offers a precise fit and is ideal for various applications in the workshop or industrial sector. Made from robust chrome-molybdenum steel, the insert ensures high durability and resistance to wear. The manganese phosphate coating provides additional protection against corrosion and extends the tool's lifespan. The integrated cross hole and ring groove allow for secure attachment, making the handling and use of the socket insert easier. This hex insert is an essential tool for professionals and hobbyists who value quality and reliability.

• Made from chrome-molybdenum steel for high durability
• Manganese phosphate coated for additional corrosion protection
• Integrated cross hole and ring groove for secure attachment
• Ideal for machine-operated screw fastening.