The EUC Vintage K-tools Dual Piston Straight In Line Sander (0900174) is a high-quality air tool manufactured by K-Tools International in Taiwan. This straight line sander features a dual piston design for efficient sanding and a 1/4 inch air inlet size for easy connection to air compressors. Although it does not come with a warranty, this unit is a reliable and durable option for automotive and woodworking projects requiring smooth and precise sanding. Please see pics, good working condition. Make offers, you’ll be surprised at what I’ll accept!