Experience the ultimate in speed with the 3x Faster Rewind Open Reel ProTape tape measures. They have a fiberglass blade which is ideal for foundation layout at the start of a construction project and a 3:1 gear ratio for fast rewind. Open Reel measuring tapes have a tough ABS plastic case with a contoured rubber grip handle for comfort and a large stake for secure anchoring. They feature Engineers measurements in (Ft/10ths/100ths) and come in lengths from 100? 300?.