Kyocera A20R-STLPR11-22AE Internal Boring Bar Turning Toolholder
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The Kyocera A20R-STLPR11-22AE is a precision internal boring bar designed for stable internal turning, profiling, and finishing operations. Manufactured from high-quality alloy steel, this toolholder provides excellent rigidity and vibration resistance, ensuring consistent machining performance and improved surface finish when working on internal diameters.
This boring bar features the STLPR holder configuration and is designed to securely clamp ISO size 11 triangular carbide inserts. The rigid 20 mm round shank ensures stable mounting within boring bar holders or tool sleeves, while the integrated internal coolant system improves chip evacuation and tool life during demanding machining operations. The design allows efficient internal turning in medium-diameter bores while maintaining reliable insert clamping and cutting stability.
Key Features & Benefits
- Precision internal boring bar for internal turning and profiling
- STLPR holder style compatible with ISO size 11 inserts
- Rigid alloy steel construction reduces vibration and chatter
- Internal coolant (IC) improves chip evacuation and cutting performance
- Secure insert clamping for reliable machining stability
- Round shank design for secure installation in boring bar holders
- Suitable for CNC lathes and conventional turning machines
- Designed for accurate and efficient internal machining
Technical Specifications
- Brand: Kyocera
- Model: A20R-STLPR11-22AE
- Item Number: THC11866
- Product Type: Internal Turning Toolholder / Boring Bar
- Holder Style: STLPR
- Insert Size: 11
- Minimum Bore Diameter: 22 mm
- Shank Diameter: 20 mm
- Total Length (OAL): 200 mm
- Head Length (LH): 36 mm
- Hand: Right Hand
- Internal Coolant: Yes (IC)
- Material: Alloy Steel
Kyocera cutting tools are globally recognised for their advanced engineering and reliable machining performance. Their indexable boring bars and turning toolholders are designed to deliver excellent rigidity, secure insert clamping, and efficient chip evacuation, ensuring consistent results in precision internal turning applications.