Aluminum Oxide 711FS 6" NH Flexible Film H&L Disc P1000 BX/25 R 711FS-6G-P1000-25 Starcke #: R 711FS-6G-P1000-25. Very flexible backing for the highest adaption to contoured surfaces.. Low scratch depth for surface preserving finish.. Optimum sanding performance even for the most demanding designs.. Excellent for sanding primer and clearcoat defects.. Must be used with a very soft interface pad.. Professional grade, German quality.. Stocked & shipped from the US. Starcke is family owned with over 100 years of experience in manufacturing abrasives. 711-6G-1000-25