When processing large surfaces of metal or wood, each master uses to fasten sandpaper to any device. One of the simplest: a piece of wood, girded with a rubber ring This method is convenient because it allows you to quickly change the exhaust a strip of abrasive material by a new one.
Recommend to read
ALL FOR BOOKS
Many of our readers may find useful and is available for self-production of the offered design, making rational and convenient to place and books "daily demand" — those that have to go...
PAN… WITH BLUE SCREEN
In the design of devices and equipment before the radio often question about their design: sometimes they place boards and panels of their devices in boxes that slides, fishing gear and...