WF CWN- CWXHF BH STCR/L-18 External grooving and threading toolholder LF LH HBH Right-hand (R) shown. Designation CWN CWX H B LF LH HF WF HBH Insert Torque* STCR/L1010X18 0.33 3 10 10 120 18.5 10 10 4.5 TC*18... 1.2 STCR/L1212F18 0.33 3 12 12 85 18.5 12 12 2.5 TC*18... 1.2 STCR/L1212X18 0.33 3 12 12 120 18.5 12 12 2.5 TC*18... 1.2 STCR/L1616X18 0.33 3 16 16 120 18.5 16 16 - TC*18... 1.2 STCR/L2020H18 0.33 3 20 20 100 18.5 20 20 - TC*18... 1.2 STCR/L2020X18 0.33 3 20 20 120 23.0 20 25 - TC*18... 1.2 External STCR/L2525Z18 0.33 3 25 25 135 23.0 25 30 - TC*18... 1.2 - The right hand insert (TC*18R...) is used for the right hand toolholders (STCR...), and the left hand insert is used for the left hand toolholders *Torque: Recommended torque (N∙m) for clamping Internal Left-Hand Insert Right-Hand Insert Grooving Threading Parting-off TCP18L... TCP18R... SPARE PARTS Designation Clamping screw Wrench STCR...18 CSTC-4L100DL T-1008/5 STCL...18 CSTC-4L100DR T-1008/5 Reference pages : STCR/L-18: Inserts → G067 - G072, Standard cutting conditions → G072 - G073 G064 www.tungaloy.com