• Retaining rings size are convertible
• Storage case packaging
• PRH56A: Internal Ring, size range 1/4 - 1", External Ring, size range 1/8 - 1", Tip Kit PRH56A-1, Tip sizes .023" 0o, .036" 0o, .047" 0o, .036", 90o, .047" 90o
• PRH57A: Internal Ring, size range 3/8 - 2", External Ring, size range 1/4 - 2", Tip Kit PRH57A-1, Tip sizes .036" 0o, .047" 0o, .070" 0o, .036", 90o, .047" 90o,
• PRC65A: Internal Ring, size range 113/64 - 4", External Ring, size range 11/3 - 4", Tip Kit PRC65A-1, Tip sizes .090", .108", .120" (15o and 90o),