Features: Engineered with 8 hole rectangular design (185x93mm) and multi grit combo pack, these flocking sandpaper sheets deliver optimized grinding efficiency for air grinders across wood, metal, and plastic surfaces. Featuring polyester flocking surfaces, reinforced paper backing, and high temperature calcined aluminum abrasives, these sheets ensures aggressive materials removal with enhanced wear resistance and secure adhesion. Ideal for professional craftsmen requiring precise finishing tools, this versatile abrasive solution caters to workshop projects and industrial applications alike. Perfect for automotive bodywork refinishing, furniture restoration, or metal fabrication tasks where consistent surfaces preparation and fine edged detailing are critical. The staggered hole pattern maintains airflows cooling during extended grinding while preventing premature clogging. Specifications: Component: Polyester flocking face +alumina abrasive Size: 18.5x9.3cm 25:40#5pcs+60#5pcs+80#5pcs+120#10pcs 40A: 40#10pcs+60#10pcs+80#10pcs+120#10pcs 40B: 60#10pcs+80#10pcs+120#10pcs+240#10pcs 50: 60#10pcs+80#10pcs+120#10pcs+180#10pcs+240#10pcs 80: 60#10pcs+80#10pcs+120#10pcs+180#10pcs+240#10pcs+320#10pcs+400#10pcs+600#10pcs Package Includes: 1 Set Abrasive Discs note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.