Patent ID: 7131902

Claim:
An abrasive tool comprising: a handle portion having an arcuate configuration; a flexible base portion removably attachable to said handle portion about a central pivot line by a connection configuration selected from the group consisting of a tongue-in-groove configuration, and a key in slot configuration; a foam layer attachable to said flexible base portion; a plastic film layer attachable to said foam layer; at least two screw members each of which attachable to an end said handle portion and to a corresponding end of said flexible base portion for adjustably fixing the curvature of said flexible base portion, said screw members pass through their respective ends of said handle portion; at least two sockets each of which pivotably connected to an end of said flexible base portion, each of said sockets being adapted to receive said screw members and pivotably connect said screw members to their respective ends of said flexible base portion; and a rod fixed within each end of said flexible base portion substantially across the entire width of said flexible base portion; wherein each said socket is pivotable about one of said rods that is fixed within a corresponding end of said flexible portion.