4 Inch 2 Pieces Backing Plates Polishing Buffing Pads Holder Hook & Loop Backer Pad Thread 5/8-11 Car Polishing Tool Model: 2PCS Material: Plastic and nylon velcro. Package includes: 2 backing plates. Diameter: 100mm / 4 Inch. Description: A universal polishing pad backing plate that is economical and performs well. Feature: Commonly used for buffing and polishing stone, furniture and wood products, metal, and automobiles ???? Please confirm the model details with us before placing your order.