Looking for a reliable and efficient power sander accessory to enhance your sanding process? Look no further than the Dynabrade 12" x 1/2" Power Sander Contact Arm. At 12 inches in length, this Dynabrade product is perfect for those long and laborious sanding jobs and is an excellent choice for professionals and DIY enthusiasts alike. The contact arm features a 1/4" diameter and 3/8" width for optimal sanding performance.