1/2 in. Drive Hex Impact Socket, 17mm SUN26499 Sunex

Features and Benefits:

• Made of Cr-Mo alloy steel
• Provides increased strength, but also avoids rounding of rusted or damaged fasteners
• Radius corner design - to extend the life of fasteners
• Size etched on socket

This is an impact socket. It is 17 mm. It is 1/2 in. drive and hex design. Design makes socket strong and durable.