The National Detroit 3A Pneumatic Twin Straight Line Sander is a high-quality hand sander designed for automotive use. With a palm grip for easy handling, this sander features a 1/4 inch air inlet size and a single item set. The Detroit brand guarantees durability and reliability, making it a valuable addition to any automotive tool collection. Operating without a warranty, this straight line sander is a must-have for detailing and sanding tasks in the automotive industry. Tested and working