Purpose-built 40 grit aluminium oxide sanding discs engineered for the PKTool PT70701 kit. These abrasive discs provide aggressive cutting action ideal for rapid material removal on metal, wood, and composite substrates. The coarse grit rating efficiently strips rust, paint, and surface contaminants during initial preparation stages. Aluminium oxide construction delivers consistent performance and extended disc life under demanding conditions. Ten discs per pack ensure adequate supply for substantial restoration and fabrication projects. Compatible with orbital sanders and angle grinders for versatile workshop applications.