Longer service life when sanding wood and paint! The abrasive sponge provides uniform pressure on the surface Sometimes there is no alternative to hand grinding. The problem was that the conventional abrasive sheets quickly worn out when grinding rounds and edges. Often they were also blocked or broken. The only solution was to buy many sanding sheets, WAS led to high consumption and a lot of waste. Today there are grinding foams with Bosch surface structure. Wide, extra flexible grinding sponge, Ideal for the subsequent shaping of all surfaces. The Bosch EXPERT S473 Flex-grinding disc is a revolution in the hand grinding. Once you've used it, you'll never want anything else. Thanks to Bosch surface structure, the grinding grain can be joined to the foam thanks to a strong, flexible connection
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