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Torque wrenches are essential to achieving precise tightening forces.

Our MEGA Wrenches feature a one-way clutch system with a roller bearing and ratchet function for the firm and easy tightening of BIG BIG DAISHOWA slot-free nuts.

Accessories

We offer a unique line-up of economical accessories designed to optimize your productivity and help you operate at peak efficiency.

Accessories & Maintenance

Optimize productivity and operate at peak efficiency with tool presetter accessories & maintenance.

Accessories

BIG KAISER offers spare parts and a unique line-up of economical accessories designed to optimize your productivity and help you operate at peak efficiency.

Accessories & Spare Parts

Air Fittings, repair components and other accessories. These items are required for proper operation of UNILOCK chucks.

Accessories

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

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.

BIG DAISHOWA News

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

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.

Machine Maintenance

Utilize these machine maintenance accessories in addition to regularly scheduled maintenance to save time, money, and frustration.

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.

HSK Tooling System

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.

Blog

To keep up with current events, news bites, and quick tips, check in with our blog.

Americas

BIG DAISHOWA’s suburban Chicago headquarters is home to our engineering, sales, service and marketing teams; training center; warehouse and repair center.