... )4.TYpe: T29 (angled )/ T27(flat )5. Sanding paper : KLINGSPOR SANDING PAPER , NORTON SANDING PAPER , DOMESTIC SANDING PAPER6. Backing support : SBS PLASTIC BACKING ,FIBERGLASS ... WELDING SEAMS , DE-RUST ,PREPARATORY WORKS FOR LACQUER OF CARBODIES, MACHINES , SWITCH BOARDS, AFTER POLISHING , THE SURFACE WILL BE MORE SHINE ...