Performance Tool W3061 2 Pc. 4.5" Vented 40-Grit Zirconia Alumina Flap Discs - Grinding, Weld Cleaning, Polishing, Ventilated, Gray

Grind, chamfer, bevel, clean welds, and polish with these Performance Tool W3061 2 Pc. 4.5 In. Vented 40-Grit Zirconium Flap Discs. They feature a vented plastic backer design to help keep air circulating and reduce heat build-up. The 40-grit premium zirconium abrasive is self-sharpening and is designed to last 5x longer than standard aluminum oxide grinding wheels. A 5/8 in.-11 integrated center hub means you can use these wheels with both corded and cordless angle grinders. The optimal speed range of these discs is 4000-6000 RPM but they can withstand speeds of up to 13,300 RPM. Reach for these vented flap discs when you're working with stainless steel, aluminum, cast iron, carbon steel, or welds.

• ABRASIVE POWER: This Performance Tool W3061 2 Pc. 4.5 in. 40-Grit Vented Flat Disc Set is made from premium 40-grit zirconium abrasive that is self-sharpening to last up to 5x longer compared to standard aluminum oxide grinding wheels.
• FIT: Featuring a type-29 zirconia aluminum abrasive flap disc with a 5/8 in.-11 integrated center hub that can fit both corded and cordless angle grinders.
• VENTILATION: This disc has a vent-enhanced plastic backer design that helps circulate air and reduce heat from friction.
• VERSATILE: Great for grinding, stock removal, edge chamfering, beveling, weld blending and polishing of metals.
• METALS: These flap discs are designed to work with stainless steel, aluminum, cast iron, carbon steel and various types of welds.
• SPEEDS: The optimal working speed of these wheels is 4000-6000 RPM, and the maximum speed is 13,300 RPM.