2600 Huntington Boulevard
Hoffman Estates , IL 60192 US


Company Profile

BIG KAISER is a worldwide leader in high precision tooling systems and solutions for the metalcutting industry that guarantee extreme accuracy and repeatability. Our products are of the utmost quality—manufactured with materials and craftsmanship that enable superior performance.

As a member of the BIG DAISHOWA Group (Osaka, Japan), BIG KAISER has grown into a well-recognized global tooling provider, with manufacturing facilities in North America, Europe and Asia.

The BIG KAISER US headquarters in suburban Chicago supports, stocks, and ships high precision boring tools, precision tool holders including BIG-PLUS®/HSK/BIG CAPTO dual contact systems, modular tooling systems, carbide and indexable drills and end mills, special & custom tools, precision tool measurement and presetting systems, zero-point workholding systems and machine accessories from our overseas partners in Asia and Europe.

A Message from BIG KAISER

BIG KAISER Expands Smart Damper Lineup with the Addition of EWN & EWD Smart Damper Boring Heads

BIG KAISER introduces the EWN & EWD Smart Damper - precision boring heads with a patented damping system to eliminate vibration in deep-hole finish boring.

BIG KAISER’s Mega Perfect Grip Milling Chuck Eliminates Pullout During Heavy Duty Milling

BIG KAISER introduces the Mega Perfect Grip from BIG Daishowa, a simple to handle, heavy-duty milling chuck for heat resistant super alloys (HRSA) that eliminates end mill pullout under heavy torque loads.

As Seen In Modern Machine Shop

Big Kaiser Releases Smallest Yet EWN Boring Heads
Big Kaiser has debuted two smaller sizes of its EWN Smart Damper precision boring heads, which it says eliminate vibration in deep-hole finish boring.

Choosing Workholding to Meet Machining Challenges
When it comes to workholding, shops can choose from options that can provide flexibility, help increase throughput and enable five-axis machining.  

Big Kaiser Introduces LiveChat Services
Big Kaiser has introduced a LiveChat service to its website, providing real-time chat support during normal business hours and an after-hours message service.

Cutting Tool Technology Aids Lights-Out Machining Applications
These features can help improve cutting tool stability, standardize cutting performance and extend tool life, enabling shops to confidently run unattended shifts.  

BIG KAISER Introduces Sphinx's High-Performance Nirox Drill
BIG KAISER has introduced Sphinx’s Nirox high-performance drill, which specializes in use cases with low cutting speeds in unstable environments.

Big Kaiser Promotes Jack Burley to President and COO
Big Kaiser is promoting current sales and engineering VP Jack Burley to president and chief operating officer.

Big Kaiser Raising Funds for NRL Through December
Big Kaiser plans to donate 2% of NTMA member orders to the National Robotics League from November 1 to December 31.

Cutting Data, Indexable Inserts Optimize Fine Boring
By using digital technology and optimized indexable inserts from Big Kaiser, Schmauser Müller Metalltechnik has increased its process reliability and efficiency in fine boring applications as well as improved tool life.

Big Kaiser's Speroni SPI Streamlines Data Transfer
Big Kaiser’s Speroni SPI for tool presetting speeds up tool measurement input while reducing opportunities for user error.

A metal part undergoes CNC operations on a Makino A500Z five-axis machining center.

Standardization Leans the Way to High-Mix Automation
An increasingly digitalized, lean manufacturing process begins with a common selection of cutting tools and five-axis machining fixtures.  

Big Kaiser's Noventa Optimizes Chamfering Cycle Times
Big Kaiser’s new Noventa from Sphinx milling cutter lineup optimizes front-and-back chamfering and deburring, improving cycle time, tool life, surface quality and product finish.

big kaiser mill full edge

Workholding Considerations for Five-Axis Machining
Five-axis workholding isn’t just about applying technology; it’s also about applying a different mindset.

Big Kaiser Marks 30th Anniversary
Now a member of the Big Daishowa Group of companies, Big Kaiser plays an integral role in the group’s worldwide R&D and manufacturing strategy.

Big Kaiser's EWA68 Boring Head System Compensates for Tool Wear
IMTS Spark: Big Kaiser Precision Tooling’s EWA68 closed-loop boring system features an intelligent, fully automatic fine boring head.

Big Kaiser's HDC Jet-Through Toolholder Improves Five-Axis Surface Finish
Big Kaiser has expanded its HDC jet-through hydraulic chuck line to include the BCV interface and additional inch sizes. 

Big Kaiser Enables Buyers to Find, Purchase Demo Equipment
“These are like dealer-certified pre-owned cars,” says Big Kaiser’s VP of sales and engineering.

Big Kaiser's FLM, ELM Chipbreakers Designed for Cutting Long-Chipping Metals
Big Kaiser’s FLM and ELM insert chipbreakers are designed to improve surface finish in long-chipping materials.

DMG MORI DMC 85 Peterson Machining

A Job Shop Approach to Automation
Through patient research and smart investing, this job shop has slowly grown its capabilities and is moving toward lights-out manufacturing for prototype work.

Big Kaiser's Unilock Stabilizer 50 Counters Cutting Forces for Tall Parts
Big Kaiser’s Unilock Stabilizer 50, a modular device for the Uniflex ball system, provides lateral support for tall parts during machining, welding or assembly processes.

Big Kaiser Switches to Greener Materials, Packaging
The new steel uses a Bismuth composite instead of lead, making it more environmentally friendly.

Big Kaiser Offers Insert Grades for Cutting Stainless Steel, Aluminum
Big Kaiser’s has released a new set of insert grades for its C-Cutter Mini, C-Centering Cutter and Fullcut Mill tool products.

Product Categories of BIG KAISER

All Other Workpiece Handling, Loading & Feeding Equipment not specified
Angle & Sub Plates
Arbors (for Cutters)
Boring Tools
Boring Tools & Heads for Machining Centers
Boring Tools for Turning Machines
Chamfering Tools
Chuck Jaws & Collets
Chucks, Collet Type (for Workholding)
Chucks, Index
Chucks, Precision
Chucks, Special
Clamps & Fixturing Devices
Collets for Toolholding
Collets for Workholding
Collets, Solid & Master
Drill Chucks
Drilling Attachments
End Mills
Facing Tools/Heads
Fixturing Systems
Grooving Tools
Inserts, Indexable (Carbide, etc.) & Tool Inserts
Maintenance & Repair
Milling Cutters
Milling Heads/Attachments
Pedestal Type Fixtures & Tombstone Blocks
Probes, Electromechanical
Retention Knobs
Robot Tooling/Grippers
Tap Drivers & Attachments
Tool Blanks
Tool Condition Monitoring Systems
Tool Conditioning Equipment
Tool Presetters
Tool Repair, Coating & Treatment Services
Tool Storage & Handling Systems
Tooling Systems, Modular and/or Quick-Change
Vises & Vise Jaws
Workholding, Custom

Trade Names

Tool Pro