CPT

®

Thread Turning Toolholders

With internal coolant bore Carbide Shank Threading Bars

With coolant bore Carbide Shank Threading Bars are used when chatter and deflection are expected due to long overhang in deep small bores.

Min. Bore

D1

F

L1

L

D

Min Bore Diam.

Ordering Code Right Hand SIR 0005 H06CB SIR 0007 K08CB SIR 0008 K08UCB SIR 0010 M11CB SIR 0012 P11CB SIR 0016 R16CB SIR 0020 S16CB SIR 0025 S16CB **SIR 0020 S22CB * *

Anvil Screw

Torx Key

RH Anvil

LH Anvil

L

D D1

L L1 F Insert Screw

6 8

6 5.1 6.0 100 26 4.3 S06 8 6.6 7.8 125 31 5.3 S08

- - - - -

K06 - K08 - K08 - K11 - K11 - K16 -

- - - - - -

8U 8 7.3 9.0 125 35 6.6 S08

11 10 10 12 150 - 11 12 12 15 170 - 16 16 16 19 200 - 16 20 20 24 250 - 16 25 25 29 250 -

7.4 S11 8.4 S11

11.7 S16S -

13.7 S16 A16 K16 AI16 AE16 16.2 S16 A16 K16 AI16 AE16

22 20 19.3 24 250 100 15.6 S22

-

K22 -

-

* Carbide shank threading bars with anvil ** Helix angle: 3.5˚ For LEFT HAND toolholders specify SI L instead of SI R

Vertical Toolholders

Min. Bore

* Min Bore Diam.

Ordering Code Right Hand

Insert Screw

Torx Key K27 K27

L

D

L

F

SIR 0040T27V-T10 SIR 0050U27V-T10

27 27

40 50

48 58

300 350

29 34

S27 S27

* To be compared with given minimum bore profile. For LEFT HAND toolholders specify SI L instead of SI R

A02-11

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