The Astro Pneumatic 78004 4PC 1/2” Drive Goliath Torque-Saver Impact Extension Bar Set is a breakthrough in high-torque tool accessories, purpose-built for the next generation of powerful impact wrenches. These are the first impact extensions specifically designed to handle the extreme output of high-torque tools, with each extension delivering an impressive 15–25% more torque to the fastener than conventional 1/2” drive extensions. This means less energy loss, more tightening power, and greater efficiency in demanding applications.

Each bar in the Astro Pneumatic 78004 4PC 1/2” Drive Goliath Torque-Saver Impact Extension Bar Set is engineered with precision to optimize force transmission while minimizing flex and twist, ensuring maximum torque reaches the fastener. The 1/2” drive compatibility ensures wide tool compatibility, while the variety of lengths included in the 4-piece set gives technicians flexible access to fasteners in tight or obstructed areas. These extensions are made from premium impact-grade materials for long-lasting durability and performance under the harshest conditions.

Ideal for use in automotive repair, diesel maintenance, heavy equipment service, and industrial environments, the Goliath Torque-Saver Extensions are perfect for tackling stuck, rusted, or high-torque bolts. Whether you’re working in a cramped engine bay or reaching deep into an assembly, these extensions provide the power, reach, and reliability professionals demand.

The Astro Pneumatic 78004 4PC 1/2” Drive Goliath Torque-Saver Impact Extension Bar Set is an essential addition to any serious technician’s toolbox, combining advanced design with the rugged durability needed to thrive in high-powered, high-pressure work environments.