The BT-SC High-Precision Heavy-Duty Tool Holder is designed for CNC machining centers requiring high rigidity, strong clamping force, and excellent stability.
Manufactured from premium alloy steel and integrated with a PLC core balancing structure, it effectively reduces vibration, improves machining accuracy, and extends tool life.
This tool holder is ideal for heavy-duty milling, high-precision machining, and continuous production environments.

• Runout accuracy ≤ 0.003 mm
• Ensures excellent machining accuracy and superior surface finish

• Reinforced BT-SC design for strong gripping force
• Suitable for large depth of cut and high feed machining

• Built-in PLC balancing core
• Minimizes vibration and enhances cutting stability
• Extends tool and spindle service life

• Made from high-quality alloy steel with full heat treatment
• High rigidity, wear resistance, and deformation resistance

• Suitable for milling cutters and ER collet chucks
• Easy installation and reliable performance

• CNC machining centers
• Mold and die manufacturing
• Automotive parts machining
• Aerospace components
• Heavy-duty and high-precision milling

• High rigidity with excellent vibration control
• Stable performance for continuous machining
• Improved machining accuracy and productivity
• Reduced tool wear and longer tool life

• BT30 / BT40 / BT50 available
• Custom length and balance grade
• OEM / ODM service supported