® Thread Turning Inserts Acme EXTERNAL INTERNAL Pitch L I.C. Ordering Code Ordering Code X Y TPI in Right Hand Left Hand Right Hand Left Hand 16 8 3/16 MINIATURE **08 IR 16 ACME **08 IL 16 ACME 0.6 0.6 14 8U 3/16U *08U IR/L 14 ACME 0.8 4.0 12 8U 3/16U “U” MINIATURE *08U IR/L 12 ACME 0.8 4.0 10 8U 3/16U *08U IR/L 10 ACME 0.8 4.0 16 11 1/4 11 ER 16 ACME 11 EL 16 ACME 11 IR 16 ACME 11 IL 16 ACME 0.9 1.0 16 16 3/8 16 ER 16 ACME 16 EL 16 ACME 16 IR 16 ACME 16 IL 16 ACME 0.9 1.0 14 16 3/8 16 ER 14 ACME 16 EL 14 ACME 16 IR 14 ACME 16 IL 14 ACME 1.0 1.2 12 16 3/8 16 ER 12 ACME 16 EL 12 ACME 16 IR 12 ACME 16 IL 12 ACME 1.1 1.2 10 16 3/8 16 ER 10 ACME 16 EL 10 ACME 16 IR 10 ACME 16 IL 10 ACME 1.3 1.3 8 16 3/8 16 ER 8 ACME 16 EL 8 ACME 16 IR 8 ACME 16 IL 8 ACME 1.5 1.5 6 16 3/8 (1) 16 ER 6 ACME (1) 16 EL 6 ACME (1) 16 IR 6 ACME (1) 16 IL 6 ACME 1.7 1.8 6 22 1/2 22 ER 6 ACME 22 EL 6 ACME 22 IR 6 ACME 22 IL 6 ACME 1.8 2.1 5 22 1/2 22 ER 5 ACME 22 EL 5 ACME 22 IR 5 ACME 22 IL 5 ACME 2.0 2.3 4 22 1/2 (1) 22 ER 4 ACME (1) 22 EL 4 ACME (1) 22 IR 4 ACME (1) 22 IL 4 ACME 2.1 2.2 4 22U 1/2U 22U ER/L 4 ACME 22U IR/L 4 ACME 2.3 11.0 4 27 5/8 27 ER 4 ACME 27 EL 4 ACME 27 IR 4 ACME 27 IL 4 ACME 2.3 2.7 3 27U 5/8U 27U ER/L 3 ACME 27U IR/L 3 ACME 2.8 13.7 2 33U 3/4U 33U ER/L 2 ACME 33U IR/L 2 ACME 4.3 16.9 * Available only in BXC and BMA grades ** One cutting edge Order example: 16 ER 16 ACME MXC (1) Special holder is required or standard holder can be amended by customer. Acme Vertical EXTERNAL INTERNAL Pitch L I.C.TPIin Ordering CodeRight HandLeft HandXY T Ordering CodeRight HandLeft Hand X Y T * 3.5 27 5/8 27V ER 3.5 ACME 1.8 5.0 10.4 27V IR 3.5 ACME 1.8 4.0 10.4 *3 27 5/8 27V ER 3 ACME 1.8 5.0 10.4 27V IR 3 ACME 1.8 4.6 10.4 ** 2 27 5/8 27V ER 2 ACME 27V EL 2 ACME 1.8 5.0 10.4 27V IR 2 ACME 27V IL 2 ACME 1.8 5.0 10.4 * Minimum bore: Ø55 mm ** Minimum bore: Ø76 mm Order example: 27V ER 2 ACME BMA For carbide grade and cutting speed see page A04-2 and 3 A01-23