
STCR/L-18 1
External threading toolholder
LF
LH 2
Right hand (R) shown.
| Designation H | B | LF | LH | HF | WF | HBH | Insert |
| STCR/L1010X18 | 10 | 10 | 120 | 18.5 | 10 | 10 | 4.5 | TC*18... |
| STCR/L1212F18 | 12 | 12 | 85 | 18.5 | 12 | 12 | 2.5 | TC*18... |
| STCR/L1212X18 | 12 | 12 | 120 | 18.5 | 12 | 12 | 2.5 | TC*18... 3 |
| STCR/L1616X18 | 16 | 16 | 120 | 18.5 | 16 | 16 | - | TC*18... |
| STCR/L2020X18 | 20 | 20 | 120 | 23 | 20 | 25 | - | TC*18... |
| Use right-hand toolholders (R) with right-hand inserts (R); and left-hand toolholders (L) with left-hand inserts (L). | | | | | | | | |
| SPARE PARTS | | | | | | | | |
| Designation | Clamping screw | Wrench | |
| STCR... | CSTC-4L100DL | T-1008/5 | 4 |
| STCL... | CSTC-4L100DR | T-1008/5 | |
| STCR/L-18 | | | | 5 |
| External threading to o l h o l d e r, with high pressure coolant capability | | | | |
| | | | LF LF |
| LH | | 5/16”-24UNF | | LH | | 5/16”-24UNF | | |
| 1 | L3 | | | 1 | L3 | | | | 6 |
| | Fig. 1 | | | | Fig. 2 | | | |
| | | | | | | | Right hand (R) shown. | |
| Designation | H | B | LF | LH | L3 | HF WF HBH | | | Fig. | Insert | Torque* | |
| STCR/L1212F18-CHP | | 12 | 12 | 85 | 18.5 | 17.5 | 12 | 0 /12 | 4 | 2 | TC*18... | | 1.2 |
| STCR/L1212X18-CHP (1) | | 12 | 12 | 120 | 18.5 | 17.5 | 12 | 0 /12 | 4 | 1 | TC*18... | | 1.2 |
| STCR/L1616X18-CHP (1) | | 16 | 16 | 120 | 18.5 | - | 16 | 0 /16 | 0 | 1 | TC*18... | | 1.2 |
This toolholder can be used with threading and grooving inserts. 7 Use right-hand toolholders (R) with right-hand inserts (R); and left-hand toolholders (L) with left-hand inserts (L) (1) Compatible to the direct internal coolant supply system without the use of external coolant hose. *Torque: Recommended clamping torque (N∙m)
SPARE PARTS
| Designation | Clamping screw | Wrench | | : 0.33 ~ 3 mm | |
| | | Groove width | | |
| STCL**18-CHP | CSTC-4L100DR | T-1008/5 | | : 0.8 ~ 3 mm | |
| | | Pitch | | |
| STCR**18-CHP | CSTC-4L100DL | T-1008 /5 | | | 8 |
9