ITEM NAME:20 Sets Of Sanding Wheel 80 Grit Hundred Wheel Impeller Grinding Tool with B1T8 20 Sets Of Sanding Wheel 80 Grit Hundred Wheel Impeller Grinding Tool with B1T8 Use for grinding and polishing flat or contoured surfaces New abrasive is continuously exposed to prevent clogging and give a uniform finish Best as a finishing sander after heavier surface sanding and material removal is completed Great for removing rust Color: brown Material: Alumina + Metal Features Perfect for sanding flat or contoured surfaces on metal,wood, rubber or plastic. Flap wheels are an Perfect choice for a wide variety of blending, deburring, and finishing applications commonly found in the metal fabrication, welding, and polishing industries. Flap wheels are conformable to intricate shapes and contours. Designed to deliver a consistent finish with a uniform rate of cut, flap wheels wear away, continually exposing fresh abrasive. Flap wheels are commonly used with die grinders or bench grinders,electric grinder. DIMENSIONS Contents:10 Bit Grit: 80 Material: Emery Shank Diameter:1/8 inch Working diameter :1.26 inch (32mm),0.79 inch (20mm) Working height:3/8 inch Maximum RPM 35.000 /min Package Contents: 10pcs * 32mm(1.26 inch ) flap wheel 10pcs * 20mm(0.79 inch ) flap wheel