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BIG DAISHOWA Inc. and all sub-suppliers do not use any animal derivatives in the manufacturing of our products.

Uyghur Forced Labor Prevention Act Statement

This memo is in response to the Uyghur Forced Labor Prevention Act signed into law by President Biden on December 16, 2021.

Win a Base Master

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

HYDRAULIC CHUCK

For high precision machining. Ideal tool holders for machining processes that require high accuracy such as drills, reamers, ball mills, end mills, diamond reamers and grinding tools.

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.

Accu Center - Edge Finder

Accu Center is a simple and precise edge finder offering repeatability within 3 μm. Hard chrome plated stylus offers extended life.

SPEED Finisher

A high-speed cutter for aluminum & cast iron offering mirror-like finishes.

Special Offers

We have always offered Higher Performance Guaranteed and now we have special offers to guarantee higher savings.

Manuals, DXF and Step Search

Manuals, DXF and STEP (STP) search allows you to download drawings, manuals, 2D and 3D data. Search full or partial catalog numbers to see drawings that match your search.

Indexable Cutting Tools

Indexable cutting tools can offer significant advantages over standard solid carbide tools. Choose from Indexable insert drills and milling cutters.

High-Speed Steel (HSS)

Premium High-Speed Steel (HSS) micro cutting tools containing roughly 5% Cobalt for applications requiring a low-cost solution with the strength to withstand unusually high cutting forces.

Apr 2020

How to Find Minimum Insertion Depth

The is no general rule to cutting tool shank insertion as a multiplier for shank diameter. All tool holder types have different requirements.