Category for specialized cutting and separation components and devices integrated into machine tools. Includes parting-off devices for NC lathes and machining centers, band saw cutting units, plasma cutting equipment, laser cutting heads, and cutting mechanism components for wire-cut EDM machines. These are mechanical components mounted on machine tool bodies to perform material cutting and separation processing, excluding consumable items like cutting tools and blades. Also covers CNC-compatible automatic cutting devices, hydraulic/pneumatic cutting clamp mechanisms, and positioning devices for improved cutting accuracy.