Ceramic Cut Improved Rotating Kerrison RongeurDDP Elite USA Ceramic Cut Improved Rotating Kerrison Rongeurs provide all the benefits of the standard rotating shaft models, but with an improved release mechanism and shaft as well as black ceramic coating. The special tubular shaft can be rotated in 45 degree steps in 8 different locking positions, for a range of cutting angles. The shaft may only be released in 1 of the 8 positions, preventing accidental release during surgery. The shaft comes