This high-precision BBT30 / NBT30 tool holder is designed for CNC machining centers, providing stable and accurate tool clamping without a key slot design. Made from high-quality 20CrMnTi steel, it delivers excellent strength, wear resistance, and long service life for demanding machining operations.
With a precision of ≤0.003mm, roundness under 0.8μ, and hardness of HRC56–58°, this tool holder ensures high stability during high-speed cutting. It is rated for G2.5 balance at speeds up to 30,000 RPM, making it suitable for precision milling, drilling, and engraving applications. Compatible with ER16, ER20, ER25, and ER32 collets, it offers flexible tool holding for CNC machining needs.
Benefits:
High precision ≤0.003mm for accurate machining
Supports high-speed operation up to 30,000 RPM
Durable 20CrMnTi steel with hardened surface
Compatible with ER16 to ER32 collets
Keyless design improves stability and efficiency
Package Includes:
1pcs NBT30 Tool Holder Handle
1pcs Pull Stud
We will send according your selected variation
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Once your payment
is received, we will process and dispatch your order within 1-2
business days. Estimated delivery time ranges from 5-20
days, depending on your location. Please note that delays may
occasionally occur due to factors beyond our control, such as flight
disruptions, holidays, weather conditions, local postal delays, or natural
disasters. If your order is delayed or has not arrived within 15
days of payment, please don’t hesitate to contact us. We will promptly
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is our priority! We offer free 30-day returns for any reason to ensure a
smooth, hassle-free experience. If you encounter any issues, please contact us
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We stand by our
products with a 100% money-back guarantee for items that are defective
or damaged during shipping. Simply send us pictures of the damaged item, and we
will either provide a replacement or issue a full refund—whichever you prefer.
Additionally, we offer a 60-day return guarantee on all items. To initiate a return, please contact us first so we can guide you through the process and make it as easy as possible.