This sander is made specially for metal workers and is designed to provide versatility and performance. It uses 1220mm long sanding belts that resist heating up. Sand against the rubber contact wheel using the supplied work rest or sand flat surfaces against the graphite-backed platen. Covers are supplied with the machine to expose only the part of the sander you want to use. The spark trap picks up the grindings at one end of the machine and the other end is supplied with a 4" dust port so you can connect your approved collection device.