The HAZET impact and machine socket insert 900SZ-21 is a high-quality tool designed for professional use in machine operation. With a key size of 21 mm and a hollow square drive of 12.5 mm (1/2 inch), this socket insert provides a reliable connection to various machines and tools. The surface of the insert is phosphated and oiled, which not only gives it an appealing look but also enhances the durability and corrosion resistance of the product. The insert is standardized according to DIN 3129 and ISO 2725-2, underscoring its quality and compatibility with other tools. The hole for a locking pin or retaining spring, as well as the groove for an O-ring, ensure safe handling and prevent accidental loosening during operation. Weighing only 150 g, the insert is lightweight and handy, making it easier to use in various work environments.

• Phosphated and oiled surface for increased durability
• Hole for locking pin or retaining spring
• Groove for O-ring for secure handling
• High-quality chrome-vanadium steel for optimal performance
• Complies with standards DIN 3129 and ISO 2725-2.