TCP Global 5" DA Polisher & Sander Pad - 6 Hole Hook & Loop Face - Dual Action Random Orbital Hook & Loop Backing Pads are lightweight and perfectly balanced for faster working and a professional finish Our 5" DA backing plate is a flexible backing plate ideal for all brands of Dual Action polishing machines Reinforced inner construction utilizes steel struts molded into the center hub to give the plate stability while maintaining a great even surface for pads Quick and easy disc changes with micro hook and loop attachment system Fits all DA Polishers with 5/16" diameter shaft