Professional contractors and enthusiasts will appreciate these industrial grade sanding discs for workshop projects and home renovations Engineered with standardized 225mm diameter and universally hole patterns, these red abrasive discs maintain consistent across sanders and rotary tools The 8 hole extraction design minimizes clogging during operations, while the backing ensures secure attachment to compatible 225mm / 9inch sanders Perfect for smoothing drywalls seams, refinishing furniture, or preparing automotive body surfaces in construction sites and garage workshops Premium red aluminum oxides abrasive discs deliver durability and efficient materials removal, ideal for heavy duty sanding tasks on wood, metal, and surfaces, Manufacturer: APGLSXY