Feature●Boring head diameter 30 mm for making accurate holes, Ausspindeln from Lager seats etc.●Head Diameter: 50 mm – Recording: MK3/M12●Ausbohr size: 31 mm up to 50 mm – Extra accuracy: 0.02 mm●Incl. ISO Reversible chopping board CCMT060204●Includes Torx Keys for changing the turning toolDescription Head Diameter: 30 mm socket: MK3/M12 – Ausbohr Size (Height x Width x Depth): approx. 31 up to 50 mm extra accuracy: 0.02 mm for convenient storage in beautiful aluminium case.