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Upgrade your CNC tapping operations with the MEGA Synchro Tap Holders. Improves thread quality & tap life by reducing thrust loads by up to 90%.

Tap Holders

MEGA Synchro Tap Holders are available in multiple lengths and for multiple tap standards to accommodate whatever your application calls for.

CNC Boring Tools

The precision of KAISER modular CNC boring tools delivers measurable performance advantages—significantly reducing costs and cycle times.

CNC Milling Chucks

BIG DAISHOWA mechanical CNC milling chucks offer the highest gripping strength, improved rigidity, and coolant delivery for improved tool life.

Calculators & Conversions

Our convenient calculators & conversions make your time in the shop more efficient by helping you make common machining calculations.

Instagram

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

Video Gallery

Watch our product performance videos here.

BIG DAISHOWA—Americas

BIG DAISHOWA is a premium industrial tooling company, whose mission is to deliver the best CNC tool holders, precision boring tools, high-performance cutting tools, tool presetters and workholding solutions.

Testimonials

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

Workholding

Our CNC workholding solutions provide flexibility and functionality for 5-axis and 5-sided machining, maximizing benefits through efficient workholding.

CNC Tool Holders

CNC Tool holders are the interface between the machine spindle and the cutting tool. BIG DAISHOWA offers a wide variety of shanks common to the market.

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.

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.

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.

Blog

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