"FatMax" Extra Wide Fiberglass Long Tape 100 ft (30 m). 3/4" wide blade with 64 strands of fiberglass for 2X improvement in tensile strength. 3:1 gear drive. Two colour blade provides easier utility. Blade covered with PVC clear coat for 3X improvement in abrasion resistance. Two sided printing with multiple formats (fractional, decimal, english, metric). Steel case.