YG 1 Carbide Rotary Burr, Flame (SH), 6mm Shank, Double Cut Pipe Threader Working Range 0~600 Specifications shown Working Range 0~600 Specifications shown are for the base model Specification item model symbol Specification information With auto switch D With auto switch installation B Through hole (standard) tube inner diameter 50 tube inner diameter 50mm port type Rc cylinder stroke 10 cylinder stroke 10mm how it works D double acting body options standard cushion C rubber cushion body option 2 Standard (rod end female thread) Auto switch mounting groove Z 4 sides auto switch Without auto switch Built in magnet cylinder Auto switch additional symbol 2 with or without