2" Black Buffing Cup, 60 Grit This 2" buffing cup is perfect to buff the inner linear of a tire during the tire repair procedure. There are multiple different buffing disc and wheels to choose from. Being domed shaped and 60 grit, this buffing cup is very fine and is easy to use. The maximum recommended operating speed for this disc is 5,000 rpm. Jun 12, 2014 · Guide to Buffing Compounds and Their Uses Esslinger Staff June 12, 2014 Jewelry Making & Repair Jewelry Making & Repair Watch Repair Watch Repair Guides Buffing compounds are used with buffing and polishing wheels to increase the effectiveness of the wheel and to help you accomplish your tasks more quickly. Shop a large range of 10 inch polishing wheel at MSC Industrial Supply. MSC Industrial supply is here to support all your metalworking and maintenance repair needs with over 1 million products in stock and ready to ship today! This assortment of buffing wheels includes well balanced, long-wearing wheels for coarse buffing/cutting and finish buffing/polishing. The set includes a spiral buffing wheel for buffing and cutting, a loose cotton wheel for color buffing and a loose flannel wheel for a brilliant finish. Back to Harbor Freight; nothing they sell is very precise including grading and consistency of their buffing grits. What you get is a range of grit in an unknown binder. If you really want to use buffing compounds, get on the internet and find some quality materials. I’ve tried Harbor Freight buffing compounds on buffing wheels with poor results. Buffing Wheel and Compound Selection. What is buffing? Buffing is just the process of smoothing the minor high and low spots on a surface until it is perfectly smooth. Typically it is done with fabric wheels and abrasive compounds of various types.