1. Product material: silicon carbide water paper. 2. Features: sharp grinding and precise polishing. 3. Used for polishing machinery and equipment, alloy products, jewelry and jade, etc.Specification: Package Weight One Package Weight 0.21kgs / 0.47lb One Package Size 23cm * 9.3cm * 12cm / 9.06inch * 3.66inch * 4.72inch Qty per Carton 40 Carton Weight 9.80kgs / 21.61lb Carton Size 56cm * 48cm * 40cm / 22.05inch * 18.9inch * 15.75inch Loading Container 20GP: 248 cartons * 40 pcs = 9920 pcs 40HQ: 575 cartons * 40 pcs = 23000 pcs