This BT30 BT40 tool holder is designed for high-precision CNC machining centers, computer-controlled machines, and high-speed equipment. It is compatible with DC4, DC6, DC8, and DC12 knife shank sizes, providing reliable clamping for spindle and chuck applications.
Manufactured from high-quality 20CrMnTi steel, the tool holder offers an overall clamping precision of ≤0.002mm and body precision of ≤0.001mm. It features a hardness of HRC55-60° and supports standard operating speeds of 25,000 to 30,000 RPM, ensuring stable and accurate machining performance.
Condition
New
Benefits:
High precision up to 0.001mm for accurate CNC machining
Supports DC4, DC6, DC8, and DC12 knife shanks
Durable 20CrMnTi steel construction with HRC55-60° hardness
Stable operation at speeds up to 30,000 RPM
Suitable for CNC machining centers, computer-controlled, and high-speed machines
Package Includes:
1 piece BT30 or BT40 tool holder
We will send according your selected variation
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they are shipped. If your order has already been paid and you wish to modify or
cancel it, please contact us within 2 hours of
payment. Once the packaging and shipping process begins, cancellations or
changes will no longer be possible.

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
track your shipment and provide you with the latest updates.
Your satisfaction
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
directly before opening a dispute, case, or leaving neutral/negative
feedback—we are here to find the best solution for you.
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.