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Explore our premium quality HSK63F shrink fit holders, designed for outstanding precision and rigidity in high-performance CNC machining. HIPPSC shrink fit tool holders are balanced to 30,000 RPM at G2.5, ensuring optimal performance in high-speed applications. With a runout or concentricity of 0.0001" or under 3 microns, they deliver unmatched accuracy for intricate operations.

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Tech Specs
HIPPSC
Tool Holder / Chuck
Alloy Steel
Solid carbide and HSS
Shrink Fit / Heat Shrink
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Shrink Fit Technology
Explore the core benefits and engineering behind shrink fit tool holders — a high-performance solution for CNC machining precision, balance, and reliability.
What is Shrink Fit?
Shrink fit tool holders use thermal expansion to grip cutting tools with extreme precision. By heating the holder, the bore expands to accept the tool shank; as it cools, it contracts, creating a tight and uniform grip with excellent concentricity.
Why Shrink Fit?
Compared to collet or hydraulic holders, shrink fit tool holders provide better balance, longer tool life, and faster tool changes when paired with a shrink fit machine. They're perfect for 3-, 4-, and 5-axis CNC applications that demand micron-level accuracy.
Benefits for You
Shrink fit systems are ideal for high-speed and high-precision machining. They eliminate the need for mechanical clamping parts, reducing vibration and improving surface finish. Whether you're milling, drilling, or finishing, shrink fit holders offer unparalleled rigidity and repeatability.
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Pair with our smart shrink fit machine







Heat Shrink Fit Machine, Air Cooling
Description
The HIPPSC U7 Pro Shrink Fit Machine revolutionizes heat shrink operation with its advanced features and benefits.
- Heats and cools your tool holders in just seconds, reducing downtime and increasing productivity.
- Quick change coils adapt to various bore ranges
- Adaptable holder/spindle support fits all spindle types
- Equipped with intelligent touch screen and QR code scanning, ensuring user-friendly and error-free operation.
With fast tool changing, accurate temperature control, and a compact design, the HIPPSC U7 Pro Shrink Fit Machine extends tool lifespan and saves valuable workshop space, delivering a precise and efficient tool setup experience.
Blog posts

HIPPSC Showcases Next-Gen Shrink Fit Technology at CIMT 2025 in Beijing
HIPPSC unveiled its latest shrink fit machining innovations at CIMT 2025 in Beijing, including the H6i, F6i Pro, F15i Max machines, a high-precision laser presetting device with ±0.001mm accuracy, ...

ER Collet Tool Holder vs Shrink Fit Tool Holders
Discover the differences between ER Collet Tool Holders and Shrink Fit Tool Holders, and learn which one is best suited for your machining needs.

How to Start a Tool and Die Manufacturing Business
Starting a tool and die manufacturing business requires strategic planning, precise tooling choices, and industry knowledge. Learn essential steps to establishing your business, selecting reliable ...
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