The external hex socket insert from Stahlwille is a high-quality tool designed for professional use. Made from HPQ high-performance steel, this socket insert offers excellent durability and longevity. The special forging technology ensures optimal fiber flow, which increases the strength of the tool. The internal square drive is manufactured according to DIN 3120, ensuring a secure fit on the driving tool and preventing slipping over screw corners. The closely tolerated sizes and the stress-free hardening in an oil bath guarantee precise accuracy. With a length of 38 mm and a size of 18 mm, this socket insert is ideal for various applications in mechanics and mechanical engineering. The chrome-plated surface protects against corrosion and provides an appealing appearance.

• Made from HPQ high-performance steel for high load capacity
• Closely tolerated internal square drive according to DIN 3120 for a secure fit
• Optimal accuracy due to stress-free hardening in an oil bath
• Round finish surface for additional corrosion protection
• AS-Drive profile to protect screw heads and nuts.