Kyocera S16R-STWPR11-20E Internal Turning Toolholder
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The Kyocera S16R-STWPR11-20E boring bar is a precision internal turning toolholder engineered for reliable performance in internal machining applications. Designed for use in CNC and conventional lathes, this toolholder offers excellent rigidity and stability, enabling accurate boring, internal profiling, and finishing operations across a range of engineering materials.
Manufactured from high-strength steel, the cylindrical shank construction provides improved vibration resistance during machining. The STWPR style holder accommodates size 11 turning inserts and ensures secure insert clamping for consistent cutting performance. Its balanced geometry allows efficient access into pre-drilled holes while maintaining rigidity for improved surface finish and dimensional accuracy.
Key Features & Benefits
- Precision internal turning and boring bar toolholder
- Compatible with size 11 turning inserts
- Rigid steel construction for improved machining stability
- STWPR holder style for reliable insert positioning
- Secure insert clamping for consistent cutting performance
- Suitable for internal profiling, boring, and finishing operations
- Ideal for CNC and conventional lathe applications
Technical Specifications
- Brand: Kyocera
- Model: S16R-STWPR11-20E
- Item Number: THC04122
- Product Type: Internal Turning Toolholder / Boring Bar
- Holder Style: STWPR
- Insert Size: 11
- Shank Diameter (DCON): 16 mm
- Minimum Bore Diameter: 20 mm
- Head Length (LH): 35 mm
- Overall Length (OAL): 200 mm
- Hand: Right Hand
- Material: Steel
Kyocera cutting tools are widely trusted across manufacturing, machining, and precision engineering industries. Designed for durability and machining efficiency, Kyocera toolholders and boring bars deliver consistent performance, secure insert retention, and reliable results in demanding turning applications.