The Ingersoll Rand 231C Impact Wrench IR Impactool Air Pnuematic 1/2" Drive Tool is a high-quality, single item impact wrench designed for automotive use. With a maximum torque of 600ft/lbs, this tool is perfect for fastening and loosening nuts and bolts with ease. The 1/2" drive size and 1/4" air inlet size make it compatible with a wide range of applications, while the durable construction from Ingersoll Rand ensures long-lasting performance. Ideal for mechanics and automotive enthusiasts looking for a reliable and powerful impact wrench. This impact wrench air tool is tested and works great.