BCK

LARGE MICRO FINISH BORING HEAD

Applications: Used for precision internal machining. It supports both boring and back-boring operations, ideal for mold making, mechanical parts, and high-accuracy hole finishing.

Features

Designed for large-diameter precision machining, suitable for boring ranges from Ø200 to Ø600mm.
Support both boring and back-boring operations. Each fine boring head includes one standard insert holder (BCK H4-1), and can be combined with H4-2 & H4-3 insert holders to extend the machining range.
Insert must be ordered separately.

Product Catalog

LARGE MICRO BCK BORING HEAD

BT/NT

SK (DIN69871A)

ACCESSORIES

Type
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BST BORING HOLDER

Features:

BST tool holders are offered in BT, NT, HSK, DIN, and CAT specifications.
BST tool holders are available in various lengths to meet different machining requirements.

BT50 BST100

BT50 BST150+BCK300

SK50 BST150+BCK300

BCK SQUARE BORING HOLDER

Feature:

Suitable for external and internal turning operations.
Need to use with BST boring holder and block together.
Micro boring head and balance block must be ordered separately.

BST BORING BLOCK

Features:

When using the BCK square boring bar, please verify the W□ dimension.

OUR APPLICATIONS

Discover our full range of tool holders engineered for precision, speed, and performance in every machining application.

Milling Holder

Our tool holders ensure excellent rigidity and vibration resistance, enabling smooth and stable high-speed milling. Perfect for precision machining of flat surfaces, contours, and complex geometries.

Milling Holder

Drilling Holder

Designed for accurate hole-making, our holders provide secure clamping for drills, reducing runout and improving efficiency in general-purpose and deep-depth drilling applications.

Drilling Holder

Reaming Holder

Ideal for finishing operations that demand fine surface quality and tight tolerances. Our tool holders support high concentricity for smooth and precise hole expansion.

Reaming Holder

Tapping Holder

Designed for precise threading operations, our tapping holders ensure secure tool retention and minimize vibration, enabling accurate and efficient thread cutting. Ideal for high-speed and deep-thread applications, they provide consistent performance and extend tool life.

Tapping Holder

Boring System

Provides secure and rigid support for boring operations, enhancing accuracy and surface quality. Suitable for both fine and deep boring, ensuring minimal tool runout.

Boring System

Multitasking Turning Tool

Designed for versatility in multitasking turning centers, our holders maintain high rigidity and precision. Enables efficient turning, milling, and drilling operations within a single setup.

Multitasking Turning Tool

Application Overview