Do you suffer from thick, hard and strong toenails where an ordinary nail clipper has a hard time doing the job? If so, then you can avoid the hassle of the Barrel Spring Toenail Nipper from Tweezerman. They make some of the best and most effective nail clippers on the market. It has a flexible spring and locking mechanism and a sharp knife blade that cuts the nails completely effortlessly. Application Tip: soften your nails first to avoid cracks Squeeze the handle together to release the locking mechanism It is locked again by tightening the hook