Extend your drilling reach by 18 inches with this high-quality bit extension. Designed for versatility, the 7/16 in. hex shank is compatible with 3-jaw chucks, 1/2 in. drill capacities or larger, and 7/16 in. quick-change chucks.

• Provides an 18 in. reach extension for deep drilling applications.
• Features a 7/16 in. hex shank for quick and secure bit changes.
• Compatible with 3-jaw chucks, 1/2 in. drill capacities or larger, and 7/16 in. quick-change chucks.
• Ideal for use with Selfeed bits, auger bits, and hole saws with a 1 in. diameter or larger.