The OEM Haas BT40 ER32 collet chuck tool holder is designed for CNC machining applications that require a compatible BT40 spindle interface and ER32 collet system. Identified by part number 04-0150, this tool holder is specified for a 100mm size designation and offers a practical option for precision toolholding setups.
With a G2.5 balance rating and a listed maximum speed of 25,000 RPM, this holder is suited to machining setups where tool balance and rotational speed are important considerations. Confirm that these ratings match your machine and application requirements before use.
Whether you're equipping a CNC machine, replacing existing tooling, or maintaining workshop inventory, this Haas tool holder provides a clearly identified option for compatible ER32 tooling systems.
Key Features
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BT40 Taper: Designed for machine setups that use a compatible BT40 spindle interface.
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ER32 System: Accepts compatible ER32 collets for a range of CNC toolholding applications.
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Part Number: Haas part number 04-0150 helps simplify identification and replacement matching.
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100mm Size: The listed 100mm designation helps identify the holder for tooling and setup requirements.
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G2.5 Balance: Specified G2.5 balance rating supports applications requiring balanced rotating tooling.
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OEM Haas: Original equipment identification supports accurate product selection and replacement research.
- 25,000 RPM: Listed maximum speed provides an important reference when checking machine compatibility.
Specifications
- Brand: Haas
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Taper: BT40
- Collet System: ER32
- Part Number: 04-0150
- Balance / Speed: G2.5 / 25,000 RPM








