Tape Size: 1/8" X 125'Tape Gauge: .060"Material: Carbon Steel Wire, Plastic Casing, Rubber GripsUsed To "Fish" Wires Behind Walls And CeilingsErgonomic Handle Secures Your Grip At The Strongest Point And Keeps The User's Wrist In A Normal, Upright Position To Reduce StrainImpact Modified Handle And Housing That Exceeds The 25' Drop Test12" External Ring Diameter With 5-1/2" Internal Ring Diameter