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Rough boring heads and twin boring tools that are designed for ultimate performance and versatility. Small, medium and large diameter systems are available.

Fine Boring Heads

BIG KAISER offers a complete line of fine boring heads, great for high precision finishing options for small, medium, and large diameter applications.

Tool Presetters

SPERONI Tool Presetters measure the cutting edges of your tools to assure they precisely match job specifications and are ready to be used in the machine.

Presetter Selection Guide

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

Tool Presetter Cost Payback Calculator

This Cost Payback calculator will help you determine if it is a justified solution for your shop.

CNC Boring Tools

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

Win a KAISER Boring Kit

Enter for a chance to win a KAISER boring kit.

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.

BIG KAISER Boring Tool App

A smartphone and tablet app to enhance the user-experience when assembling and running cutting tools while providing extremely precise cutting data.

Fixed 90°

Angle Heads increase productivity by easily changing the angle of the cutter while utilizing the original workpiece setup.

Universal Type

Universal Type Angle Heads, with an adjustable spindle combine vertical and horizontal operations on one machine.

Angle Heads & Speed Increasers

Optimize your spindle with BIG DAISHOWA's Angle Heads & Speed Increasers. Harness your machine's current capabilities by adding an Angle Head.

Tips & tricks

These tips are intended to give you a better understanding of what these products can do, how to best use them and how to get the most out of them.

BIG DAISHOWA News

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

Frequently Asked Questions

Find answers to some of the most frequently asked questions about our products and services. We have organized the questions and answers into different categories to make it easy for you to find what you're looking for.