The IRWIN® Impact Performance Series™ Quick Change Extension is patented jaw design and is compatible with all 1/4" hex shank accessories including insert bits. The large chuck withstands higher torque demands of impact drills. The 1/4" quick-change shank is designed to work with impact drivers, and reduces slipping in standard drill chucks.

Features

• Patented jaw design is compatible with all 1/4" hex shank accessories including insert bits
• Large chuck withstands higher torque demands of impact drills
• 1/4" quick-change shank is designed to work with impact drivers, and reduces slipping in standard drill chucks