The Wera socket insert 3869/4 is a high-quality tool specifically designed for use with external hex screws. Made from stainless steel, this insert offers excellent resistance to foreign rust, making it ideal for applications in corrosive environments. The non-magnetic design with a retaining spring ensures that screws are held securely while minimizing the risk of attachments due to magnetic forces. With a connection size of 1/4" and a length of 50 mm, this socket insert is compatible with holders according to DIN ISO 1173-F 6.3. The precise workmanship and adherence to DIN standards guarantee high quality and durability, which are essential for professional applications.

• Made from stainless steel for increased corrosion resistance
• Non-magnetic design with retaining spring for safe operation
• Compatible with holders according to DIN ISO 1173-F 6.3
• Suitable for external hex screws with a key size of 7 mm.