Indexable Thread Turning Inserts Threading Inserts - American UN 60° Internal Tolerance Class : 2A/2B Right hand Left hand Pitch Dimensions (mm) Working Material Order No. Designation TPI d l r x y P M K N S H I16IR18UN1555 16IR18UN-CX1555 18 3/8" 16 0.07 0.8 1.0 ● ● ● ○ ○ I16IL18UN1555 16IL18UN-CX1555 18 3/8" 16 0.07 0.8 1.0 ● ● ● ○ ○ I16IR16UN1555 16IR16UN-CX1555 16 3/8" 16 0.09 0.9 1.1 ● ● ● ○ ○ I16IL16UN1555 16IL16UN-CX1555 16 3/8" 16 0.09 0.9 1.1 ● ● ● ○ ○ I16IR14UN1555 16IR14UN-CX1555 14 3/8" 16 0.10 0.9 1.2 ● ● ● ○ ○ I16IL14UN1555 16IL14UN-CX1555 14 3/8" 16 0.10 0.9 1.2 ● ● ● ○ ○ I16IR13UN1555 16IR13UN-CX1555 13 3/8" 16 0.11 1.0 1.3 ● ● ● ○ ○ I16IL13UN1555 16IL13UN-CX1555 13 3/8" 16 0.11 1.0 1.3 ● ● ● ○ ○ I16IR12UN1555 16IR12UN-CX1555 12 3/8" 16 0.12 1.1 1.4 ● ● ● ○ ○ I16IL12UN1555 16IL12UN-CX1555 12 3/8" 16 0.12 1.1 1.4 ● ● ● ○ ○ I16IR115UN1555 16IR11.5UN-CX1555 11.5 3/8" 16 0.13 1.1 1.5 ● ● ● ○ ○ I16IL115UN1555 16IL11.5UN-CX1555 11.5 3/8" 16 0.13 1.1 1.5 ● ● ● ○ ○ I16IR11UN1555 16IR11UN-CX1555 11 3/8" 16 0.14 1.1 1.5 ● ● ● ○ ○ I16IL11UN1555 16IL11UN-CX1555 11 3/8" 16 0.14 1.1 1.5 ● ● ● ○ ○ I16IR10UN1555 16IR10UN-CX1555 10 3/8" 16 0.15 1.1 1.5 ● ● ● ○ ○ I16IL10UN1555 16IL10UN-CX1555 10 3/8" 16 0.15 1.1 1.5 ● ● ● ○ ○ I16IR9UN1555 16IR9UN-CX1555 9 3/8" 16 0.17 1.2 1.7 ● ● ● ○ ○ I16IL9UN1555 16IL9UN-CX1555 9 3/8" 16 0.17 1.2 1.7 ● ● ● ○ ○ I16IR8UN1555 16IR8UN-CX1555 8 3/8" 16 0.19 1.1 1.5 ● ● ● ○ ○ I16IL8UN1555 16IL8UN-CX1555 8 3/8" 16 0.19 1.1 1.5 ● ● ● ○ ○ D027