A16R-STFCR 11 Sandvik CoroTurn® Internal Turning Boring Bar – 16mm Shank

The A16R-STFCR 11 is a precision internal turning boring bar from Sandvik Coromant, designed for stable boring and internal profiling operations. Built with a 32mm cylindrical shank with 3 flats, this toolholder provides secure mounting and excellent rigidity for internal machining applications. It is suitable for use with TCMT 110208 inserts and is designed for reliable cutting performance in demanding workshop and CNC environments.

This right-hand boring bar features through-tool coolant with axial concentric entry and axial inclined exit, supporting improved chip evacuation and cutting-edge cooling during internal turning. With a 20mm minimum bore diameter, 200mm overall length, and 64mm maximum overhang, the A16R-STFCR 11 is ideal for internal turning where reach, accuracy, and stability are required.

Key Features & Benefits

• Internal turning boring bar for boring and internal profiling operations.
• Compatible with TCMT 110204 / TC 11 triangular turning inserts.
• 16mm cylindrical shank with 3 flats for secure toolholding.
• Right-hand design for directional internal turning applications.
• Through-tool coolant capability up to 40 bar for improved chip evacuation.
• Long 300mm overall length with 128mm maximum overhang for extended reach.

Technical Specifications

Item No / Material Id: A16R-STFCR 11
Insert Compatibility: TCMT1102, TCGT1102 etc 
Tool Type: Internal Turning / Boring Bar
Clamping Type: Clamp with screw through hole
Shank Type: Cylindrical shank with 3 flats
Shank / Body Diameter: 16mm
Minimum Bore Diameter: 20mm
Overall Length: 200mm
Functional Length: 200mm
Minimum Overhang: 24mm
Maximum Overhang: 64mm
Hand: Right
Tool Cutting Edge Angle: 91°
Lead Angle: -1°
Coolant Entry: Axial concentric entry
Coolant Exit: Axial inclined exit
Coolant Pressure: 40 bar
Torque: 0.9 Nm
Body Material: Steel
Weight: 0.25kg
Pack Quantity: 1