RNH-3T, hard tension, is a rectified clear nylon bass classical half set known for its textered feel and precise intonation. D'Addario Pro-Arté Rectified half sets utilize our precision rectified nylon trebles - each ground using our proprietary centerless grinding technique. Roundness and dimension control are unsurpassed, ensuring absolutely perfect intonation. Each half set contains 3 treble strings in a convenient resealable pouch.