• The first impact extensions designed for High-Torque impact wrenches
• Goliath extensions deliver 15-25% more torque to the fastener than every other 1/2" extension that came before them
• Larger shaft size takes up minimal additional space, around 2mm extra in each direction
• Precision heat treated Cro-Mo, simple lifetime warranty process. Just email Astro an image of the damaged tool and have a replacement shipped!