Features and Benefits:

• Forged from the finest chrome molybdenum alloy steel - the best choice for strength and durability
• Radius corner design - to extend the life of fasteners
• Design drives the side of the fastener instead of the corner
• Provides increased strength, but also avoids rounding of rusted or damaged fasteners

This is an impact socket. It is 30 mm. It is 6 point, deep, 1 in. drive.