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We often emphasize superior tooling, improved tool performance, and our exceptionally high standards. Find out what people are saying about BIG DAISHOWA!

Pullstud Bolts

Secure your machinery with the reliability and strength of BIG DAISHOWA pull stud bolts, engineered to thrive in the most demanding operational environments.

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.

EWE 41-203

With sizes ranging from 41 to 203 mm, the EWE digital boring head for fine boring features a large on-head display and connects to the BIG KAISER app making extremely precise bores easier than ever.

Apr 2010

Perfect Jet Collets Optimize Coolant Supply in High-Speed Operations

BIG DAISHOWA introduces the Perfect Jet Collet, designed to optimize coolant supply in high-speed operations, resulting in better coolant delivery and the option to seal the collet for coolant-through tools.

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Announcements

Tool Holders

Nov 2025

A Deeper Dive into Smart Damper Technology

Learn more about the real-world applications of our Smart Damper milling and boring tools, and why they’re a great investment.

Categories

Boring Tools

Apr 2015

Shrinking Devices Grow Supplier Opportunities

The Affordable Care Act is changing how we access and consume medical services.

Categories

Speed Increasers

Sep 2022

Hi-Power Milling Chuck: A Steady Solution for a Solid Market

With state-of-the-art toolholding technology, Jorge Rucoba’s machine shop doubled its process indicators and gained competitiveness in the Mexican mold market.

Categories

Tool Holders

Jun 2017

MEGA NEW BABY CHUCK 25N Capabilities

BIG DAISHOWA’s MEGA NEW BABY CHUCK has been delivering extreme precision for more than 20 years and is now available with up to ø1″ clamping for drills, reamers and finishing end mills with .00004″ runout accuracy.

Categories

Tool Holders

Feb 2015

Opening Eyes to Higher Performance

At BIG Kaiser we love hearing the stories about how our products provide customers solutions to their most difficult machining challenges.

Categories

Boring Tools

Featured

In The News

Conflict Minerals Declaration

Based on guarantees of non-use of Conflict Minerals obtained from our material suppliers, we hereby declare that, to the best of our knowledge, the products supplied by BIG DAISHOWA have been deemed to be free of any source materials originating from the Democratic Republic of the Congo (DRC), or an adjoining country.

Straight Collets

BIG DAISHOWA offers straight collets for clamping smaller diameter cylindrical tool shanks, providing coolant through the tool, or coolant around the periphery.

Events

BIG DAISHOWA invites you to our events and experience first-hand the high quality of our machining solutions that will help you turn problems into profits.

Jan 2021

Remote Support Program Expanded for Presetters

Current travel and visitor restrictions continue to disrupt the normal schedule of service calls to manufacturers. To keep our customers up and running, the BIG KAISER Tool Measuring Solutions Department offers remote maintenance sessions.

Categories

Tool Measuring

School Registration

Your recent order may qualify for a tooling certificate to be donated to an educational institution on your behalf.