Abrasive technologies are central to modern manufacturing as applied to a wide variety of products covering many disciplines: from nanoscale components to large-scale equipment, and from biomedical devices to aerospace structures.This special issue brings together the latest advances in, and applications of, abrasive technologies. It comprises 122 selected peer-reviewed technical and review articles, and covers a broad range of research topics including: design, fabrication, truing and dressing of grinding wheels, precision grinding, abrasive-jet processing, lapping, honing, polishing and non-conventional finishing, semiconductor processing, micro/nano- machining, fabrication and forming, advanced machining and rock-cutting technologies, tribology in manufacturing, process monitoring and measurement, and other novel techniques and advanced studies related to abrasive technologies.