JIM DUNLOP John Petrucci Primetone Jazz III Pick BK & Oxblood 1.38mm. JIM DUNLOP ULTEX TRIANGLE 0.60/0.73/0.88/1.00/1.14mm. JIM DUNLOP TORTEX TRIANGLE 0.50/0.60/0.73/0.88/1.00/1.14mm. JIM DUNLOP PRIME TONE John Petrucci JAZZ III 518JP 3枚…