Clamping Range: ø0.45 - ø8.05
Collet Chuck for Micro Drills and Ultra-Fine Endmills

Ultra-slim design with a ø10mm nut outer diameter.
High speed collet chuck with minimized interference.

Clamping Range: ø0.25 - ø25.4
Collet Chuck for Drills, Reamers and Finishing Endmills

Makes high speed machining possible in addition to its high accuracy and versatility. The abundant variety is also ideal as reliable general-purpose holders.

Clamping Range: ø3 - ø12
Collet Chuck for Roughing and Finishing Endmills

A collet chuck holder for endmilling that makes both high speed and powerful endmilling possible.

Clamping Range: ø16 - ø50
Milling Chuck for Heavy Cut Endmilling

Complete fit of nut and body. The evolved Milling Chuck, equal to integration with machine spindle.

Clamping Range: ø3 - ø42

For versatile high-precision machining including molds and automotive components. This high-precision hydraulic chuck holder allows for easy tool attachment/removal using a single wrench.

Clamping Range: ø3 - ø6
Ultra-High Precision

The ultimate precision hydraulic chuck series.

Amazing runout accuracy within 1μm at 4D.

Clamping Range: ø0.25 - ø20
Collet Chuck

High-precision collet chuck system with an accuracy of 1 micron at nose. The perfect tool to use in drilling, endmilling, reaming and tapping.

Clamping Range: ø0.5 - ø20
Round Adjustable Collet Chuck

Our chuck holder now offers a runout calibration mechanism. 

Compensates for increased runout of machine tool spindles caused by extended use. Uniform hole diameter, improved surface roughness & extended tool life.

Clamping Range: ø12 - ø50.8

Highly rigid milling chuck for resistance against chatter. The BIG original slit mechanism supports high power and high-precision endmilling from heavy cuts to fine cuts.

Clamping Range: ø20 - ø32
Runout adjustable Milling Chuck

Our chuck holder now offers a runout calibration mechanism. 

Compensates for increased runout of machine tool spindles caused by extended use. Uniform hole diameter, improved surface roughness & extended tool life.

Clamping Range: ø16 - ø32
Non-Pullout Milling Chuck

The unique Key Grip locking mechanism prevents the tool from slipping or pulling out during heavy machining. For machining difficult-to-cut materials such as titanium or Inconel. Accepts industry standard Weldon flat cutters. (Can be used with additional machining for tools without a flat section.)

Clamping Range: ø3 - ø20
Slim design Side Lock Holder

Interference-free tool layout is available without special equipment with just one wrench. A side lock holder in a class above the rest with superior balance and BIG-PLUS effect.

Clamping Range: ø4 - ø20
Shrink Fit Holder

Optimal operation with eliminated workpiece/jig interference is achieved in deep endmilling, wall machining and precision mold machining.