Carbide Shank Threading Bars

With coolant bore

With internal Min. Bore coolant bore D1

Carbide Shank Threading Bars

are used when chatter and F deflection are expected due L1 L D

to long overhang in deep

small bores.

Ordering Code Right HandLDD1Min Bore Diam.LL1FInsert ScrewAnvil ScrewTorx KeyRH AnvilLH Anvil
SIR 0005 H06CB665.16.0100264.3S06-K06--
SIR 0007 K08CB886.67.8125315.3S08-K08--
SIR 0008 K08UCB8U87.39.0125356.6S08-K08--
SIR 0010 M11CB11101012150-7.4S11-K11--
SIR 0012 P11CB11121215170-8.4S11-K11--
SIR 0016 R16CB16161619200-11.7S16S-K16--
SIR 0020 S16CB16202024250-13.7S16A16K16AI16AE16
SIR 0025 S16CB16252529250-16.2S16A16K16AI16AE16
SIR 0020 S22CB222019.32425010015.6S22-K22--
  • Carbide shank Threading bars with anvil

** Helix angle: 3.5˚

For LEFT HAND toolholders specify SIL instead of SIR

Vertical Toolholders

Min. Bore
Ordering Code Right HandLDMin Bore Diam.LFInsert ScrewTorx Key
SIR 0040T27V-T1027404830029S27K27
SIR 0050U27V-T1027505835034S27K27
  • To be compared with given minimum bore profile.

For LEFT HAND toolholders specify SIL instead of SIR