A revolution in 3M abrasive performance - now you can combine the superior cutting and sanding properties of 3M Hookit Discs with the high performance and durability of a 3M Air-Powered Random Orbital Sander. Each sanding machine comes ready to use and is perfectly balanced with a low-profile back-up pad to provide a smooth, consistent finish and greater operator comfort. Weighing just 0.57Kg and operating at 12,000 rpm, this impressive sanding machine delivers a 2.5mm diameter orbit for ultra-fine sanding.