Threading Boring Bars

Internal
Threading Boring Bars

Internal threading boring bars for producing accurate internal threads in bores. Steel-shank design with internal coolant for chip evacuation and anti-vibration features for smooth thread quality.

Internal thread production from 16mm bore diameter
Anti-vibration design for smooth thread finish
Internal coolant for reliable chip evacuation
Available for 16IR and 22IR insert sizes
Right and left-hand configurations

Internal Threads
Made Easy

Internal Threading

Produce accurate internal threads in bores as small as 16mm.

16mm+Internal

Smooth Finish

Anti-vibration bar design for consistent thread surface quality.

Low VibClean

Chip Control

Internal coolant ensures chips are evacuated from the bore.

CoolantNo Jam

Two Sizes

Compatible with 16IR and 22IR threading inserts.

16IR22IR

Popular Inventory Grades

ModelMin Bore (mm)Shank (mm)InsertLength (mm)Coolant
SNR0016Q16161616IR180Yes
SNR0020R16202016IR200Yes
SNR0025S16252516IR250Yes
SNR0025S22252522IR250Yes
SNR0032T22323222IR300Yes

Need the Full Specifications?

Download our complete Threading Boring Bars catalog including detailed chip-breaker diagrams, cutting speed charts, and grade recommendations.

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