Boost your grinder’s performance with Standard Issue Backer Pads! Choose from Rigid (No Flex), Rubber (Minimal Flex), or Soft Rubber (Highly Flexible) pads to match your project’s demands. All feature a Velcro face for quick polishing pad swaps and a universal 5/8” x 11 threaded adapter for grinder compatibility. Perfect for pros and DIYers—achieve flawless finishes on any surface!