TTIR: Defines the overarching tooling family.
TT: Represents the manufacturer's specific product line sequence (e.g., TaeguTec T-Clamp indexable system).
I: Designates an Internal application (a boring bar engineered to cut inside a pre-drilled cylinder hole).
R: Indicates a Right-Hand cutting direction orientation.
IMC Group
+2
20: Specifies the physical Shank/Boring Bar Diameter, which is exactly 20 mm.
TaeguTec Australia
+1
4C: Highlights the insert seat sizing and coolant configuration.
4: Configured to hold indexable inserts that have a 4.0 mm cutting width (such as TDC 4 or TDJ 4 inserts).
C: Confirms the toolholder features an internal coolant hole passing straight through the bar to assist with chip evacuation in deep profiles.
Базовая техника
+2
T8: Indicates the Maximum Depth of Cut (
), meaning this tool is capable of plunging or grooving up to 8.0 mm deep into the internal wall of the workpiec.