Detail 6-Piece 6-Inch Mirror Polishing Set for Cotton Wheels for Bench Grinder Tools with 1/2 Inch Diameter Hole3 Pieces 6 Inch x 1/2 Inch Polishing Discs with Shellac Leather (Yellow Only) Center Hole Reinforcement.6 Inch Polishing Wheel with 1/2 Inch Center Hole Fits Most Bench Grinding and Polishing Supplies. Polishing/Polishing Wheels Will Make Your Work Easy and Hassle-FreePolishing Wheels made of high quality fabric are durable, very long life time. Polishing/Polishing Discs are ideal for brass, aluminum, bronze, stainless steel, chrome, cast iron, etc., polishing work[Diameter]: 6 inch face, 1/2 inch Arbor Hole. H: 1 inch white cotton polishing wheel 60 ply, yellow machined 42 ply polishing wheel, 6 inch loose cotton polishing wheel, Material: 100% cotton. Color: Yellow+White6 Step by Step Cotton Polishing Wheel. Single Stitched idear Polishing Wheel for FinishingConcentrically Stitched Wheels idear Polishing Wheel for MediumYellow idear Polishing Wheel for Thick Make sure the drilling speed is below 3600.Package Contents:2 set*6 polishing polishing discsOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.