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UNILOCK clamping knobs and pallets work together to provide superior workholding capability.

HSK is a German acronym that means "hollow taper shank" and serves as the hollow taper interface that connects to HSK machines using flange contact.

BIG-PLUS Spindle System

BIG-PLUS tool holders are supported on the flange face and taper providing excellent rigidity. It is interchangeable with existing machines and tool holders.

Tips & tricks

These tips are intended to give you a better understanding of what these products can do, how to best use them and how to get the most out of them.

Hydraulic Chucks

Hydraulic Chucks are ideal tool holders for machining processes that require high accuracy such as drills, reamers, ball mills, end mills, diamond reamers and grinding tools.

CK, CKB & CKN

Based on a cylindrical connection with radial locking screw, the world-famous modular precision tool system BIG KAISER has continuously been improved over the years, and has adapted to customer’s needs and the increases in machine tool performance.

Accessories

Inserts, pull studs and additional spare parts for your indexable cutting tools are available.

BIG DAISHOWA Documentation

BIG DAISHOWA's Document Library includes the latest product information available for your download.

BIG DAISHOWA News

Our News section includes new product announcements & press releases so that you can stay up-to-date with BIG DAISHOWA.

Video Gallery

Watch our product performance videos here.

Frequently Asked Questions

Find answers to some of the most frequently asked questions about our products and services. We have organized the questions and answers into different categories to make it easy for you to find what you're looking for.

Round Chucks

Round chucks come in diameters from Ø 90 - 176 mm (Ø 3.543" - 6.929") and body styles to fit a wide variety of applications.

Tool Presetters

SPERONI Tool Presetters measure the cutting edges of your tools to assure they precisely match job specifications and are ready to be used in the machine.

Location - Contact USA