Page 41 - Carmex - Metric Catalog 2021

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Thread Turning Inserts

Round - DIN 405

EXTERNAL INTERNAL
Pitch L I.C. Ordering Code X Y Ordering Code X Y
TPI in Right Hand Left Hand Right Hand Left Hand
10 16 3/8 16 ER 10 RD 16 EL 10 RD 1.1 1.2 16 IR 10 RD 16 IL 10 RD 1.1 1.2
8 16 3/8 16 ER 8 RD 16 EL 8 RD 1.4 1.3 16 IR 8 RD 16 IL 8 RD 1.4 1.4
6 16 3/8 16 ER 6 RD 16 EL 6 RD 1.5 1.7 16 IR 6 RD 16 IL 6 RD 1.4 1.5
6 22 1/2 22 ER 6 RD 22 EL 6 RD 1.5 1.7 22 IR 6 RD 22 IL 6 RD 1.5 1.7
4 22 1/2 22 ER 4 RD 22 EL 4 RD 2.2 2.3 22 IR 4 RD 22 IL 4 RD 2.2 2.3
4 27 5/8 27 ER 4 RD 27 EL 4 RD 2.2 2.3 27 IR 4 RD 27 IL 4 RD 2.2 2.3
Order example: 27 IL 4 RD BMA

Round - DIN 20400

EXTERNAL INTERNAL
Pitch L I.C. Ordering Code Ordering Code X Y
mm in Right Hand Right Hand
4.0 22 1/2 22 ER 4.0 RD 20400 22 IR 4.0 RD 20400 1.4 1.4
5.0 22 1/2 22 ER 5.0 RD 20400 22 IR 5.0 RD 20400 1.7 1.8
6.0 22 1/2 22 ER 6.0 RD 20400 22 IR 6.0 RD 20400 1.7 2.0
8.0 27U 5/8U *27U E/I/R/L 8.0 RD 20400 3.0 13.7
10.0 27U 5/8U *27U E/I/R/L 10.0 RD 20400 3.4 13.7
12.0 33U 3/4U *33U E/I/R/L 12.0 RD 20400 4.3 16.9
* Same insert for Internal and External Right Hand Thread
Order example: 22 ER 4.0 RD 20400 MXC

For carbide grade and cutting speed see page A04-2 and 3
A01-27