Description : 50pcs 150mm Abrasive Sand Discs Velcro Sanding Paper 6 Holes Sanding Discs 40-800 Grit Sandpapers   Specification: Type: Sanding Disc Material: Aluminum Oxide Diameter: 150mm\/ 6 inch Color: Red\/Brown Model: 40# (Grit)、60# (Grit)、80# (Grit)、100# (Grit)、120# (Grit)、180# (Grit)、240# (Grit)、320# (Grit)、400# (Grit)、800# (Grit) Number of holes: 6 Holes Sizes and quantity: 5pcs x 40# (Grit) Sanding Discs 5pcs x 60# (Grit) Sanding Discs 5pcs x 80# (Grit) Sanding Discs 5pcs x 100# (Grit) Sanding Discs 5pcs x 120# (Grit) Sanding Discs 5pcs x 180# (Grit) Sanding Discs 5pcs x 240# (Grit) Sanding Discs 5pcs x 320# (Grit) Sanding Discs 5pcs x 400# (Grit) Sanding Discs 5pcs x 800# (Grit) Sanding Discs   Usage: Sanding papers coated with aluminium oxide bound with synthetic resin are the perfect choice for working of all wood、 woodbased materials、 and metal、 from coarse sanding to fine sanding. 40-60 grain are used for coarse sanding of rough surfaces、 80-120 grain are suitable for surface smoothening and sanding of small roughnesses、 180-400 grain are good for final fine sanding.   Features: Widely applicable、 ideal for polished metal、 wood、 jade and so on. And polishing stick plate supporting the use、 easy and simple to use.   Note: Need to add sandpaper glued to the sticky adhesive disc to disc fixed polished. Use an electric drill still need to add converter.   Packaged Included: 50pcs x Sanding Discs  More Details: