Dimension: 100x170mm,169.5x95mm,27x72mm,132x93mm or according to customer's requirements. Grain:Black Sillicon Carbide,Aluminum Oxide,Zinc-Stearate Coated,Zirconium. Coating Density:Close Coated,Half Open Coated Backing:Paper Base(B/C/D/E/F Weight Paper) Cloth base(X/J cloth) Grit Range:P24-P400 Punching Model:No hole,8 holes or according to customer's requirements.