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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-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.

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.

Mechanical Clamping

Why BIG DAISHOWA

BIG DAISHOWA manufactures high-performance, high-tolerance tooling with a personal commitment to helping customers with truly efficient solutions.

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.

Turning Tools

Stationary tooling and set up accessories for multi-axis turn mills, small Swiss Type lathes and horizontal lathes with turrets.

Tapered Collets

BIG DAISHOWA offers many sizes of highly accurate collets to offer a broad clamping range to accommodate most standard tool diameters.

Collet Chucks

BIG DAISHOWA’s CNC collet chucks have a guaranteed runout at the collet nose of less than 0.003 mm at 4xD, and are available for all machine tool spindles.

Who We Are

BIG DAISHOWA is an industrial tooling company located in Hoffman Estates, IL. We are a global supplier of precision metal cutting tools and machine tool accessories.

Modular Components

Our precision-crafted modular components feature a cylindrical connection with a radial locking screw, ensuring secure and reliable tool assembly for any application.

Clamping Knobs, Balls and Pallets

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

Collets

BIG DAISHOWA offers a variety of tool collets, available in 0.1mm diameter increments to suit all cutting tool shanks with maximum accuracy.

Tooling Cleaners

Taper and bore cleaners come in many styles and sizes to match all types of tooling.