The CARQUEST EQP7474 Dual Piston In Line Sander is a reliable and efficient tool for sanding tasks in automotive shops and home workshops. With a 1" stroke and a pad size of 2-3/4" x 17-1/2", this sander can effectively remove imperfections and smooth surfaces. Running on 90 PSI of air pressure and consuming 6 cfm, this sander is powerful and efficient for various sanding projects. The 3/8" air inlet size and hose size ensure compatibility with standard air tools, making it a versatile addition to any workshop.