KR Version – with these instruments, nails can be smoothened Version KR belongs to our series of instruments with passive safety. The upper edge of the working part is rounded on all instruments of version KR. This ensures gentle treatment of high-risk patients, whether when smoothing nails or removing callus. In addition to the time-proven cylindrical basic forms, we are now offering the smaller cylindrical form 841KR for more delicate treatment. The conical version 854KR is also new: it is available in two sizes so that you can always choose the right instruments for the application and size of nail concerned.