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Products >> BIG Coromant Capto >> Mega Micro Chuck

Mega Micro Chuck: For micro drills and end mills

Mega Micro Chuck

A slim nut and taper design prevents interference in applications with micro drills and end mills. Mega Micro Chuck's original design of a notch free nut prevents vibration and noise and offers superior balance and concentricity. This ideal nut design not only eliminates whistling noise and coolant splattering, but also assures increased strength of the nut itself.

A sealed nut for directed coolant delivary has been made available (6S body size only).

 

A product of:

>>Click here to download more information on Mega Micro Chucks 1.95 MB

Mega Micro Chuck chip formation

Super Slim Design

  • For micro drills and end mill applications

  • Taper type suitable for micro end milling now available

  • High precision and a super slim design for the highest rigidity
  • Diameter .394" nut prevents inference with workpieces and jigs

  • Available in BIG-PLUSŪ (CAT/BT), HSK and BIG Coromant Capto

  • New 6S sealed nut
Mega Micro Chucks
Mega Micro Chuck    

C5, C6

 



Clamping Range Dia.: .45mm-6.05mm
Gauge Length: 105mm-120mm

 

 

Original design of notch-free nut prevents
vibration and noise

Vibration at high speeds is eliminated by a notch-free nut which offers superior balance and concentricity. This ideal nut design not only eliminates whistling noise and coolant splattering, but also assures increased strength of the nut itself.

Original design of notch-free nut prevents

Easy and firm clamping with the Mega Wrench

The Mega Wrench has a uniquely designed one way clutch
system with a roller bearing and ratchet function and is capable of safely and evenly applying force on the entire nut periphery.

Mega Wrench
Mega Micro Collet

Compact in size, but excellent clamping force for precision small applications. Wide coverage (dia..018"-.238") is available.

Mega Micro Collet
Mega Micro Collet

 

 

 

World's smallest interval of clamping:

Mega Micro Collet: Micro Drills & End Mills
Clamping intervals: ø.004"
Collet class: AA
Runout: 1 µm at nose
Mega Micro Perfect Seal Nut (For 6S Body Only)
Perfect Seal Perfect Seal Perfect Seal

Max Coolant Pressure 1,000PSI

Through Tools - with PS Ring

Jet Through - without PS Ring

Suitable for eliminating dust and contaminants. The unique design of the Perfect Seal increases sealing performance with higher coolant pressure. Remove the PS Ring to supply coolant to the cutting tool periphery.
PS Ring
PS Ring PS Ring  

Replaceable seal used in Mega Micro Perfect Seal Nut

 


Spare seal is recommended when coolant leaks due to damage of PS Ring.