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

A comprehensive program including a variety of geometries, modern coatings, and lengths capable of maximizing rigidity, performance and tool life.

Precision cutting tools used to create recognizable features on the surface of a part.

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

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.

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

Indexable cutters with up to 4 cutting edges for fast, efficient production of radius edges.

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.

Chamfer Mills with a complete range of diameters capable of creating a 90° chamfer in most common and exotic workpiece materials.

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 is an industrial tooling company located in Hoffman Estates, IL. We are a global supplier of precision metal cutting tools and machine tool accessories.