Features and Benefits:

• Forged from the finest chrome molybdenum alloy steel
• Radius corner design - to extend the life of fasteners
• Design drives the side of the fastener instead of the corner
• Sockets are black oxide finish and have size etched on them

This is an impact Socket. It is 18 mm. It is 3/8 in. drive and 6 -point. Design makes Socket strong and durable.