For Sanding, Polishing, Buffing, And Finishing, Rotary Polishers Use The Sgcb 5" FIRM ADHESION --- The Bottom Face Of This Backing Plate Is Planted With Hook And Loop Surface Whose Hooks Are Premium, Thick And Even-Distributed, Which Can Fix And Fasten The Polishing Pad Firmer And More Steady So That It Can Never Fall Off During Your Operation! SOFT AND FLEXIBLE RELIABLE POLISHING OPERATION --- The Soft And Flexible Edge Of The Backing Plate Can Navigate The Curves, Bends And Contours On Any Car Surface More Stably And Consistently! As The PU Backing Plate With High Capability Of Elasticity, It Can Coincided With The Car Paint. PREMIUM MATERIAL AND ADVANCED TECHNIQUE --- Well-Shaped By Selective PU And Adopted By Casting Technology, Firmly The Screw Thread Base Is Combined With The Backing Plate, Avoiding The Bad Situations Like Falling Off And Screw Slipping, So Offering Its Durable Lifespan Service! SCIENTIFIC BOTTOM DESIGN --- Our Designers Programme The Bottom Hooks Evenly And Focus On Their Balancing Distribution Strictly, Which Enables The Backing Plate To Grip The Polishing Pads Horizontally So That It Can Distribute the Pressure Evenly and Deliver The Stability And Efficiency For You In The Polishing Work! MULTIPURPOSE APPLICATION --- Universal Versions And Fits For Rotary Polishers Of 5/8? Thread Shaft, Widely Used For Surface Polishing And Buffing For Cars, Motorcycles, Trucks, Suvs, Or Furniture And Personal Decoration, Etc.