BT8ME - Fisco Big T Imperial/Metric Tape Measure 1" Wide x 26'/8m Long World's most accurate tape measure. Meets Class I accuracy. Patented snap-on belt hook holds tape securely and prevents it from accidentally dislodging. Blade top edge marked every 1/8" & 1/16", numbered every inch & foot, plus 16" stud center. Blade bottom edge marked for millimeters. Centimeters marked & numbered with every 10 in red. 4-rivet clear-view and self-zeroing end hook for full view of increments and extra blade durability.