Size: 60pcs, 600-2000# Material: Alumina Diameter: 125 mm / 5 inches Number of Holes: 8 Number of Discs: 100 pieces Feature: The abrasive disc is made of alumina abrasive, which is durable and antistatic. The larger the grit, the better the polishing effect. Pre-punched 8 holes for even dust removal. The hook and loop sandpaper backing allows for easy installation and removal, simplifying the sanding process. Hook and loop support is sturdy and durable, enabling quick installation and disassembly. Our grinding pads offer excellent wear resistance, antistatic properties, and anti-clogging performance, making them suitable for grinding and finishing metals, non-metals, wood, rubber, leather, plastic, stone, and glass. Multi-choice options: 160 pcs 40-2000# / 100 pcs 80-3000# / 80 pcs 40-400# / 60 pcs 40-400# / 100 pcs 40-600# / 60 pcs 600-2000# / 100 pcs 40-800# / 100 pcs 40-400# Meets various sanding requirements. Diameter 125 mm with 8 holes: Designed for efficient dust extraction during sanding operations. Durable and antistatic: Made of high-quality alumina abrasive for long-lasting performance and reduced static buildup, ideal for sanding and polishing applications. Easy to change: Features a Velcro-backed abrasive disc that securely attaches to the sander and allows for quick replacement. Multifunctional: Suitable for polishing wood, jewelry, glass, stone, automotive surfaces, machinery, metal, non-metallic materials, rubber, leather, and plastic.