Page 35 - Carmex - Inch Catalog 2018-19 Rev. B

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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 mm Right Hand Left Hand Right Hand Left Hand
10 16 3/8 16 ER 10 RD 16 EL 10 RD .04 .05 16 IR 10 RD 16 IL 10 RD .04 .05
8 16 3/8 16 ER 8 RD 16 EL 8 RD .06 .05 16 IR 8 RD 16 IL 8 RD .06 .06
6 16 3/8 16 ER 6 RD 16 EL 6 RD .06 .07 16 IR 6 RD 16 IL 6 RD .06 .06
6 22 1/2 22 ER 6 RD 22 EL 6 RD .06 .07 22 IR 6 RD 22 IL 6 RD .06 .07
4 22 1/2 22 ER 4 RD 22 EL 4 RD .09 .09 22 IR 4 RD 22 IL 4 RD .09 .09
4 27 5/8 27 ER 4 RD 27 EL 4 RD .09 .09 27 IR 4 RD 27 IL 4 RD .09 .09
Order example: 27 IL 4 RD BMA

Round - DIN 20400

EXTERNAL INTERNAL
Pitch L I.C. Ordering Code Ordering Code X Y
mm mm Right Hand Right Hand
4.0 22 1/2 22 ER 4.0 RD 20400 22 IR 4.0 RD 20400 .06 .06
5.0 22 1/2 22 ER 5.0 RD 20400 22 IR 5.0 RD 20400 .07 .07
6.0 22 1/2 22 ER 6.0 RD 20400 22 IR 6.0 RD 20400 .07 .08
8.0 27U 5/8U *27U - 8.0 RD 20400 .12 .54
10.0 27U 5/8U *27U - 10.0 RD 20400 .13 .54
Order example: 22 ER 4.0 RD 20400 MXC
* Same insert for Internal and External Right Hand Thread

For Carbide Grade and Cutting Speed see page 66-67
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