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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.

Memberships

BIG DAISHOWA is a proud member and/or supporter of these industry organizations we feel are assets contributing to our success.

Price and Stock Check

Price and Stock Check is designed to streamline your search for product information. Look up inventory by catalog number or description.

Interactive Tools

BIG DAISHOWA offers a variety of interactive tools to help easily fulfill requests and find information about our products.

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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.

Win a KAISER Boring Kit

Enter for a chance to win a KAISER boring kit.

Win a Base Master

Enter for a chance to win a Base Master from BIG DAISHOWA.

California Proposition 65 warning label.

California Proposition 65 Notification Letter

With respect to Prop65, our hardmetal and tooling/workholding products contain cobalt and nickel which are known to the State of California to cause cancer.

BIG DAISHOWA Products

Products such as fine/rough boring heads, tool holders cutting tools, measuring equipment, and workholding adhere to the highest quality standards.

Request Forms

In order to fulfill various requests, BIG DAISHOWA sometimes requires documentation. The forms below are available to initiate a request.

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Not every shop requires extreme accuracy or total efficiency. But for those that do, there is no better tooling partner than BIG DAISHOWA.

End Milling

Whether you're end milling, peck-drilling, helical milling or shoulder milling, we offer high precision end mills that achieve smooth and quiet milling.

Presetter Selection Guide

This presetter selection guide helps find the right presetter for your shop. Enter your shop's criteria for a recommendation.

Nuts

BIG DAISHOWA offers a wide variety of high-precision nuts for many types of tool holders and applications.