Tach-It Z-Cut 5 Heavy Duty Semi-Automatic Definite Length Tape Dispenser Heav Duty Semi-Automatic Definite Length Tape Dispenser Maximum Tape Width: 3in. (76mm). Minimum Tape Width: 5/8 (15mm). Maximum Tape Length: 51in. (1300mm). Minimum Tape Length: 2in. (50mm). Core Size: 3in. (76mm). Works in either automatic or manual modes.