Model 950DCB Spencer Pro Tape Open Reel Diameter Tape, 50 - 39381
50L/120Dia. Graduated in ft., 10ths, and 100ths one side; dia. in inches and 10ths on the other side. These automatic rewind tapes feature a folding engineers hook, a locking brake, and a bumper to protect the blade tip during rewind. Constructed of aircraft aluminum, the tape has an open reel with gear drive.