Vortec Pro Abrasive Flap Discs 7 60 Grit 5/8 Arbor 8 600 rpm Phenolic Weiler Vortec Pro Abrasive Flap Discs WARNING: This product can expose you to Silica a chemical known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov Wt.: 7.33 lb Hub Material: Zinc Arbor Thread - TPI or Pitch: 5/8 in - 11 Tool Shape: Type 29 Grit: 60 Applications: Grinding; Finishing; Weld blending; Deburring Abrasive Material: Zirconium Dia. [Nom]: 7 in Body Material: Phenolic Backing Speed [Max]: 8 600 rpm Used With: Right Angle Grinder Mounting: Threaded Hole Applicable Materials: Steel; Most Metals; Cast Iron; Non-Ferrous Soft Metal Arbor Diam [Nom]: 5/8 in