40 Pack 1/4" Abrasive Flap Wheel Sander Set, Rocaris 80 Grit Aluminum Oxide Flap Wheels Cone Shape Sanding Wheel Product Details Product Dimensions : 4.5 x 4.5 x 0.04 inches; 3 Pounds Item model number : Rocaris flat wheel Manufacturer : Rocaris flat wheel Country of Origin : China Grit Material: Aluminum Oxide Product Dimensions: 4.5"L x 4.5"W Brand: Rocaris Compatible Devices: Die Grinder Grit Type: Medium MOST COMMON SHANK SIZE: The 1/4 shank makes these abrasive wheels suitable to be used as sanding wheels for electric drills, cordless drills, die grinders PREMIUM MATERIALS: High quality aluminum oxide coated abrasive cloth provides a solid and durable grinding power combined with high efficiency? USE FOR: Wheel can remove paint and sand, grind, level, and strip surfaces and makes quick work of it. These wheels style disks make use easy. Wide Application: Widely used for flap sander wheels for the stripping of old layers of paint ,during resurfacing project, sanding, finishing contoured wood surfaces, clean up welds and cuts in iron, stainless steel and metal alloys. Valued Flap Wheel Set: The sanding wheel set contains 4 sizes of flap wheel : 4/5inch, 1inch, 2inch, 3-5/32inch, 4 sizes of cone shape wheel: 5/8inch, 4/5inch, 1inch, 1-3/16inch, each contain 5 pieces. Tips 1. Before use, soak the gauze in 40-60C water for 2~3 minutes to fully damp the gauze, increase the toughness, extend the service life by 30%, reduce processing dust, and no fragmentation. 2. Pay attention to the direction of the blades during installation, avoid the inability to operate normally due to reverse installation. (The correct installation method: the blade is inclined from the outside to the inside, which is consistent with the rotation direction of the device) 3. Run idling for 1 minute before use, and observe whether the rotating head of the electric grinder is installed in the correct direction. 4. Please wear a mask and protective glasses before operation to prevent debris from entering your eyes, mouth and nose. Package include 40 Pack: 5 Pack 4/5inch Cylindrical Sanding Flap Wheel 5 Pack 1inch Cylindrical Sanding Flap Wheel 5 Pack 2inch Cylindrical Sanding Flap Wheel 5 Pack 3-5/32inch Cylindrical Sanding Flap Wheel 5 Pack 5/8inch Conical Sanding Flap Wheel 5 Pack 4/5inch Conical Sanding Flap Wheel 5 Pack 1inch Conical Sanding Flap Wheel 5 Pack 1-3/16inch Conical Sanding Flap Wheel