These nail nippers, toenail nippers and acrylic nail clippers are used by professionals ,Nail Technicians, cosmeticians, beauty students, Day Spa Salons, professional pedicurists, podiatrists, professional manicurists and HOME CONSUMERS for removal of extra thick toe nails and finger nails. These professional quality nail nippers have a box joint to help give stability to the cutting edges, which are directly opposite each other.