A truly flexible shaft 1 metre long with a delicate hand piece complete with a quick action chuck 0.3mm to 3.2mm. The precision aluminium hand piece features a milled steel shaft and dual ball-bearings. The highly flexible core ensures no overheating even when working tight radii. Length 1,000mm, maximum speed 25,000rpm. The 110/BF is fitted with a quick-action chuck 0.3 to 3.2mm bringing considerable advantages especially when working with different sizes of high-speed drills, and accessories of different shank diameters.