Metabo 34410197 Random Orbital Sander Backing Pad Hook And Loop Sxe 450 Sxe 3150 Various Types. DESCRIPTION A backing pad secures and supports sanding and polishing pads. They offer a secure yet pliable mounting that allows the sanding disc or pad to maintain good surface contact with both flat and contoured surfaces. PRODUCTS THAT USE THIS PART METABO 00129390 SXE 450 TurboTec GB Random Orbital Sander 110V METABO 00129380 SXE 450 TurboTec GB Random Orbital Sander 230V METABO 00129000 SXE 450 TURBOTEC EU Random Orbital Sander 230V METABO 00129180 SXE 450 TURBOTEC CH Random Orbital Sander 230V METABO 00129190 SXE 450 TURBOTEC AU Random Orbital Sander 240V METABO 00129210 SXE 450 TURBOTEC SA Random Orbital Sander 220V / 60HZ.