BLUESHARK heavy task Semi-Flex Polishing Disc using for heavy duty sanding applications such as paint and graffiti removal from concrete and masonry. Can also be used for light stone grinding duty as a low cost alternative to diamond grinders. 

APPLICATIONS: 

*Aluminum Oxide style are recommended for remove weld marks on ship walls, decks, repairing steel boats or any case need removing welds.

*Silicon Carbide style are ideal for fast grinding and remove coatings from stone , marble or concrete surfaces.