The Greenlee FTN536-100 Fish Tape is a great way to fish wire through conduits. It is the perfect tool for work in tight spaces and confined areas. Made of nylon, this 100 ft long fishing tape will not kink or twist during use. The winding slide has a 13″ diameter case that fits nicely in your hand. Its round 3/16″W tape size ensures you can pass it through small openings easily. This fishing tape has a 3/16″W x 100 ft straight wireway and comes with a plastic case. If you are looking for an easy way to fish wire through conduit, then the Greenlee FTN536-100 Fish Tape is what you need.