Description
HHIP 3906-2418 4″ 3-Jaw Self-Centering Lathe Chuck with 6″ Back Plate is a precision-engineered lathe accessory designed to securely hold round or hexagonal workpieces for turning, milling, and rotary table applications. Its self-centering scroll mechanism allows all three jaws to move simultaneously, providing quick and accurate centering, while the included back plate ensures easy installation on a variety of lathe spindles.
Features:
- 4″ 3-jaw self-centering scroll chuck for versatile workholding.
- Includes pre-mounted 6″ back plate for easy installation and compatibility with multiple spindle mounts.
- All jaws move simultaneously via scroll plate, ensuring fast and precise centering of the workpiece.
- Made from high-grade tool steel with hardened and precision-ground jaws for durability and long-lasting accuracy.
- Includes two sets of jaws (ID & OD) and a chuck wrench for immediate use.
- Even force distribution across jaws minimizes workpiece slippage during machining operations.
- Manufactured to tight tolerances with ≤0.05mm runout for high-precision performance.
Benefits:
- Quickly and securely clamps round or hexagonal workpieces with minimal setup time.
- Ensures consistent and accurate machining results due to precise jaw alignment.
- Durable construction provides long-term reliability in professional workshop environments.
- Versatile back plate allows mounting on various lathes and rotary tables.
- Easy jaw replacement and chuck adjustments for flexible machining tasks.
Technical Specifications:
- Model: 3906-2418
- Chuck Diameter: 4″
- Back Plate Diameter: 6″
- Construction: High-grade tool steel, hardened and precision-ground jaws
- Jaws Included: Two sets (ID & OD)
- Runout Tolerance: ≤0.05mm
- Application: Lathe and rotary table workholding for precise machining of round or hexagonal workpieces





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