® Thread Turning Toolholders Off-Set Toolholders H B F B L Ordering CodeRight Hand L B=H L F Insert Anvil Torx RH LHScrewScrewKeyAnvilAnvil SER 1212 F16-O 16 12 8 16 S16 A16 K16 AE16 AI16 SER 1616 H16-O 16 16 100 20 S16 A16 K16 AE16 AI16 SER 2020 K16-O 16 20 125 25 S16 A16 K16 AE16 AI16 SER 2525 M16-O 16 25 150 32 S16 A16 K16 AE16 AI16 SER 3232 P16-O 16 32 170 40 S16 A16 K16 AE16 AI16 SER 2525 M22-O 22 25 150 32 S22 A22 K22 AE22 AI22 SER 3232 P22-O 22 32 170 40 S22 A22 K22 AE22 AI22 A02-4