Check the listing for details. 25 Pcs 2" 36 Grit Zirconia + Grind Aid Quick Change Sanding Discs Type. Condition: New. Listed at 15.59 USD. Features: Diameter: 2" (50 mm) Fastener:Type R - Male Roll On (Equivalent to fastening system) Grit: 36 Max Operating Speed:25,000 RPM Material:Zirconia with Grinding Aid Use:Die Grinder, Power Drill, Air Grinder Tool Quantity:25 Discs Description: 2" Zirconia Plus Quick Change Discs featuring Active Grinding Aid by Black Hawk Abrasives are designed for metal stock removal, blending, deburring, leveling, grinding, sealant corrosion removal, finishing and polishing on flat or contoured surfaces and due to their small diameter, excel in confined or hard to reach spaces. These 2 inch Zirconia discs with grinding aid are constructed with premium closed coat alumina zirconia grains which characteristically fracture throughout use continually producing a sharp point to deliver a faster cut-rate than aluminum oxide varieties. The zirconia alumina abrasive grains are resin over resin bonded which makes the abrasive moisture-resistant, harder, less flexible, heat-resistant and has superior grain retention then other bonding methods. Additionally, these 2" zirconia quick change sanding discs come equip with an active grinding aid which prevents loading, and reduces heat buildup, which not only protects the work piece from staining or burning but keeps the disc sharper for longer. These discs are built on a heavy-duty, y-weight, polyester backing with the versatile, plastic, Type R (Type III) male roll-on, roll-off attachment system comparable to (and compatible with) ™ quick twist-on, twist-off. These discs are meant to be used with a 2-inch backing pad that can then be fastened to any ¼” power drill or air grinding tool. Zirconia plus grinding aid quick change discs are commonly used in the auto collision repair industry, and by metal fabricators and welders, or really anyone working with metal. Suitable For: carbon steel, cast iron, titanium, aluminum, brass, bronze, copper or hard woods and can also be used on stainless steel, cobalt alloys and nickel alloys. Payment We take PayPal, VISA, Apple Pay, and other common forms of payment. Shipping Notice: The Guaranteed Date is automatically generated and displayed by ebay. We cant change it and cant control the speed of delivery, its depend on the carrier. We will ship your item out asap after the payment is clear. Usually your Items will be shipped within 1-3 business day after your payment is cleared. International orders may take 10 to 30 business days to arrive. We have CA, NJ warehouses and ship items may vary according to the stock. Returns You can return your unused items back for exchange or refund within 30 days. Please contact us for return process before you return the item. Contact Us Before leaving us neutral or negative feedback, please contact us first. We will do everything we can to give you a satisfying solution. Please dont open case via eBay or PayPal. We do our best to resolve any issue. Leaving negative feedback and low ratings doesnt get things solved. So please talk with us and we will not let you down. Feedback We strive for 100% customer satisfaction! FEEDBACK IS VERY IMPORTANT TO US. We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns. All rights reserved.