Klein Tools Fish Tape 56331 50 Foot Steel 1 8 Inch (Laser Etched Distance Markings Optimized Housing Wire Puller Residential Commercial Hand Tool) Limited Edition and active calculation modes in and active calculation modes in low light they can dig into the wet concrete if you turn sharply in the middle of a slab Conduit Routing Access: Feeding structural fish line through dense electrical metallic tubing (EMT) or rigid schedule 40 PVC piping configurations single handedly Specification Value Brand Name Klein Tools Model Number 56331 Device Category Type Steel Fish Tape Conduit Wire Puller Primary Field Utility Conduit and Structural Wall Wire Pulling Total Tape Length Metric 50