This is a lightly used Romicron Fine Boring Head in EXCELLENT condition. Body Diameter: 30mm (1.184). Modular Shank Type: KM40 Modular Connection. Minimum Bore Diameter: 31.5mm (1.240).
Maximum Bore Diameter: 42.5mm (1.673). Overall Length: 125mm (4.921). Comes as shown in pictures.