4 Types of Sandpaper, 12 Sheets per Pack, Waterproof Bag Included Size: 93mm x 230mm 9.3cm x 23cm Grits: 80, 150, 240, and 400. If you're unsure which grit to buy for sanding wood, this set is perfect for you. Start with 80 grit for rough finishing, then move to 150 and 240 grit for medium finishing, and finally use 400 grit for a smooth, polished finish. Can also be used with electric sanders. Please use for woodworking sanding. Caution: This sandpaper is dry sandpaper for sanding wood, so do not use water for sanding! Discounts and Mercari shipping available for 2 or more sets: 2 sets: ¥600 3 sets: ¥850 4 sets: ¥1100 Please comment if you would like to purchase 2 or more sets. Sandpaper, Sandpaper #Sandpaper File File Waterproof Sandpaper Waterproof File Waterproof Paper #SandpaperWaterproof #SandpaperSanding #Sandpaper #Sandpaper Sandpaper Waterproof Sandpaper Set Dry Sanding Sandpaper Set My Bachi Polishing Instant purchase available. Thank you. Please also read my profile.