Firm backing pad with profiled, soft edge and 16 holes for enhanced dust extraction. For use with hook and loop polishing sponges, bonnets and sanding discs. Compatible with TGEOS sander polisher. M8 x 15mm bolt connection. Max 8,500rpm. Firm backing pad with profiled, soft edge and 16 holes for enhanced dust extraction. For use with hook and loop polishing sponges, bonnets and sanding discs. Compatible with TGEOS sander polisher. M8 x 15mm bolt connection. Max 8,500rpm.