10 pack of metal cutting discs for use with angle grinders. Cuts all types of steel, including stainless, with clean, precise cutting performance. Ultra thin 1mm disc, maximises machine efficiency and cut speed. Professional-grade disc; offers durability and strength through tough materials. Disc Diameter: 115mm / 4-1/2". Disc Bore Size: 22.2mm. Max. Speed: 13,300rpm. 10 pack Metal cutting disc for use with angle grinders. Cuts all types of steel, including stainless. Clean, precise cutting performance. Ultra thin 1mm disc, maximises machine efficiency and cut speed. Professional-grade disc; offers durability and strength through tough materials. Genuine Kielder accessory. Key Specification: Disc Diameter: 115mm / 4-1/2" Disc Thickness: 1mm Disc Bore Size: 22.2mm Max. Speed: 13,300rpm