6 0° th re ad a n g l e (G e n e ra l p u r p o s e)

Applicable toolholder

S

External

60° STCR/L**-18 STCR/L**18-CHP JS**-STCL18

RE

PDX

Thread

form 60º

Right hand (R) shown.

60º Partial-profile insert

M External insert Grade

(Metric) Pitch TPI

Designation Coated PDX CDX RE S

55º SH725 AH725

0.4 - 1 25 - 64 RTCT18FR-60A-0050.60.990.054
UN1 - 225 - 12 RTCT18FR-60A-01011.630.14
(Unified)0.8 - 3 8 - 32 R/LTCT18R/L-60N-0101.62.670.14
W1.5 - 3 8 - 16 R/LTCT18R/L-60N-0201.62.570.24

(Whitworth)

BSPT

(R, PT)

INSERT

6 0° th re ad a n g l e (G e n e ra l p u r p o s e Fu ll-p rof il e ins e r t)

Applicable toolholder

S

External

60° STCR/L**-18 STCR/L**18-CHP JS**-STCL18

RE PDX

60º

Right hand (R) shown.

Full profile insert

External insert Grade Pitch TPI

Designation Coated PDX CDX RE S

SH725 AH725

0.5RTCT18FR-05ISO0.350.064
0.7RTCT18FR-07ISO0.450.094
0.75RTCT18FR-075ISO0.50.094
0.8RTCT18FR-08ISO0.50.14
1RTCT18R-10ISO0.60.134
1.25RTCT18R-125ISO0.70.174
1.5RTCT18R-15ISO0.80.24

Reference pages: TetraMini-Cut : Toolholders → 5-15 - 5-17,