® Thread Turning Inserts UNJ UNJC, UNJF, UNJEF, UNJS Type B Ground profile with sintered chip-breaker INTERNAL Pitch L I.C. Ordering Code X Y TPI in Right Hand 32 11 1/4 11 IR B 32 UNJ 0.6 0.6 28 11 1/4 11 IR B 28 UNJ 0.6 0.6 24 11 1/4 11 IR B 24 UNJ 0.6 0.6 20 11 1/4 11 IR B 20 UNJ 0.8 0.9 18 11 1/4 11 IR B 18 UNJ 0.8 0.9 16 11 1/4 11 IR B 16 UNJ 0.8 0.9 14 11 1/4 11 IR B 14 UNJ 0.8 0.9 Order example: 11 IR B 20 UNJ BMA Multitooth EXTERNAL INTERNAL Pitch L I.C. Number Ordering Code Anvil Ordering Code Anvil X Y TPI in of Teeth 16 16 3/8 2 16 ER 16 UNJ 2M AE16M - - 1.6 2.4 16 22 1/2 3 22 ER 16 UNJ 3M AE22M - - 2.3 3.8 Order example: 22 ER 16 UNJ 3M BMA For carbide grade and cutting speed see page A04-2 and 3 A01-29