Features and Benefits:

• Designed to tackle the toughest jobs with solid durability and keeps them pounding job after job
• Forged from the finest chrome-molybdenum alloy steel, the best choice for strength
• Radius corner design extends the life of fasteners; design drives the side of the fastener instead of the corner
• Black oxide finish and has etchings for identification

This is an impact extension that is 13 in. L. It is 1 in. drive. When working in confined areas and you need that extra reach or length, this works great.