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Drill reamers that separate themselves from the competition using geometries with three distinct margins.

A pilot or spot drill, also known as a starter drill, is typically required when the succeeding drill is longer than 10xD or smaller than Ø 1.00 mm. Starter drills can also be used to improve hole location due to their short, rigid geometries.

Pilot & spot drills are often necessary for applications where the succeeding drill is longer than 10xD, or smaller than Ø 1.00 mm.

An extensive lineup of unique micro and high-performance drill geometries with a wide range of diameters and lengths capable of optimizing productivity and cost per hole.

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.

Round chucks come in diameters from Ø 90 - 176 mm (Ø 3.543" - 6.929") and body styles to fit a wide variety of applications.

We offer an extensive lineup of twist drills with unique geometries and a wide range of diameters capable of optimizing productivity and cost per hole.

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

Indexable centering tools feature solid tool performance with the economy of indexable tooling where only the cutting tip is replaced.

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Our News section includes new product announcements & press releases so that you can stay up-to-date with BIG DAISHOWA.