Dataproducts : R3197 Calculator Tape, Nylon, Black/Red Carefully selected materials and specially formulated inks are combined with custom lubricants that not only produce sharp, rich prints, but often help extend the life of printheads and other key components of the printer. Advanced engineering process ensures the highest quality compatible tape for your machine. Easy to remove and install so you have less downtime. Correction Tape Type: N/A; Product Type: Ink/Correction Ribbon; Tape Type: N/A; Device Types: Calculators. : Made by. : dataproducts