• PRP 7020 Tire sanding 8" backing pad for hook and loop 8" sanding disc 5/8-11 thread
• 24 and 36 grit are made of a ceramic alumina abrasive material for longest life, fastest cut
• 16 grit is made of a silicon carbide material
• Tough X-weight polyester cloth backing is extremely flexible and shock absorbent for extreme conditions