Kyocera S16Q-SVPBR11-25E Internal Turning Toolholder

The Kyocera S16Q-SVPBR11-25E boring bar is a high-performance internal turning toolholder designed for precision boring, internal profiling, and finishing operations on CNC and conventional lathes. Manufactured from high-strength alloy steel, this toolholder delivers excellent rigidity and stability, helping reduce vibration while maintaining consistent machining accuracy and surface finish during internal turning operations.

Featuring the SVPBR holder style, this toolholder securely clamps size 11 turning inserts to ensure accurate insert positioning and reliable cutting performance. Its cylindrical shank design provides improved reach and stability for machining medium-sized internal diameters, making it ideal for precision machining tasks across general engineering, maintenance, and production environments.

Key Features & Benefits

• Precision boring bar for internal turning and profiling applications
• SVPBR holder style for secure and accurate insert clamping
• Compatible with size 11 turning inserts
• High-strength steel construction for rigidity and durability
• Designed to minimise vibration for improved surface finish
• Suitable for CNC and conventional lathe machining
• Ideal for internal boring and finishing operations

Technical Specifications

• Brand: Kyocera
• Model: S16Q-SVPBR11-25E
• Item Number: THC07422
• Product Type: Internal Turning Toolholder / Boring Bar
• Holder Style: SVPBR
• Insert Size: 11
• Shank Diameter: 16 mm
• Minimum Bore Diameter: 25 mm
• Hand: Right Hand
• Material: Steel

Kyocera cutting tools are globally recognised for their precision engineering, durability, and reliability in demanding machining environments. Their boring bars and turning toolholders are designed to provide secure insert retention, high machining stability, and consistent performance across a wide range of metalworking applications.