Replaces Casio IR-40T, Canon CP-13, Sharp EA-772R, Nu-Kote NR-42, Porelon PR-42 | Compatible with many SHARP, VICTOR, ADLER-ROYAL, CANON, CASIO, AURORA, CITIZEN, OLIVETTI, TEXAS INSTRUMENTS Calculators | Popular models include Casio HR-100TM, Casio HR-150TM, Canon P23-DH V, Sharp EL-1750V, Sharp EL-1801V, Texas Instruments 5045 SV | 6 individually sealed ink rollers included