- Material : 4Cr13
- Speed: ≤ 30000RPM
- Accuracy: 0.002mm
The BBT-SK Stainless Steel Tool Holders are engineered for superior rigidity, accuracy, and durability in demanding machining environments. Featuring a BBT taper shank (ZBT) design, these tool holders offer enhanced stability and vibration resistance compared to traditional BT models. Ideal for high-speed and high-precision applications, they are perfect for industries such as aerospace, medical device manufacturing, and electronics.
- Key Features
1. Enhanced Rigidity and Vibration Resistance
- Double-Point Positioning Design: Ensures higher rigidity and stability, reducing processing vibrations.
- Axial Accuracy: Achieves up to 0.002mm precision, suitable for high-precision milling and heavy cutting.
2. Anti-Corrosion and Longevity
- Stainless Steel Material: Resists rust caused by coolants or humid environments, extending tool holder life.
- Full Hard Heat Treatment: Ensures consistent core and surface hardness, though users should be mindful of potential resonance issues.
3. High Clamping Accuracy
- SK Collets 8° Small Taper Design: Provides superior clamping accuracy, ideal for fine milling and reaming.
- Strict Tolerance Requirements: Tool handles must meet h6 level tolerances for optimal performance.
- Applications
- Precision Mold Processing: Fine milling of aerospace parts requiring high precision and rust prevention.
- Humid Environments: Medical device processing with frequent coolant contact.
- High-Speed Light Cutting: High-speed finishing of small-diameter tools, such as electronic component engraving.
- Company Advantages
- OEM/ODM Services: Customized solutions tailored to specific needs.
- Multiple Payment Options: Flexible payment methods for convenience.
- Exceptional Customer Service: Comprehensive pre-sales and after-sales support.
- One-Stop Procurement: Streamlined purchasing process for efficiency.

Model | Clamping Range | d1 | L | L1 | |
BT/BBT30 | GSK06-60 | 2~6 | 19.5 | 60 | 38 |
GSK06-90 | 90 | 68 | |||
GSK06-120 | 120 | 98 | |||
GSK10-60 | 2~10 | 27.5 | 60 | 38 | |
GSK10-90 | 90 | 68 | |||
GSK10-120 | 120 | 98 | |||
GSK16-60 | 3~16 | 40 | 60 | 38 | |
GSK16-90 | 90 | 68 | |||
GSK16-120 | 120 | 98 | |||
BT/BBT40 | GSK06-60 | 2~6 | 19.5 | 60 | 43 |
GSK06-90 | 90 | 63 | |||
GSK06-120 | 120 | 93 | |||
GSK10-60 | 2~10 | 27.5 | 60 | 43 | |
GSK10-90 | 90 | 63 | |||
GSK10-120 | 120 | 93 | |||
GSK16-60 | 3~16 | 40 | 60 | 43 | |
GSK16-90 | 90 | 63 | |||
GSK16-120 | 120 | 93 |