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MEGA ER collets are inspected twice (0º and 180º) at 4 times diameter to guarantee the runout accuracy.

MEGA MICRO collet is available in 0.1 mm diameter increments to suit all cutting tool shank sizes with maximum accuracy.

MEGA ER GRIP

MEGA ER GRIP Collet Chuck has a high-precision collet, nut, and body; outperforming standard ER systems, improving machining capability and reducing cost.

Jan 2018

Removing Collets from MEGA Nuts

It is sometimes difficult for users to remove collets from our MEGA nuts. Luckily we have markings on the nuts to make it easier.

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Accessories

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Runout Adjustable RA Holder

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MEGA E Nuts

Vibration at high speeds is eliminated by the slot-free design of MEGA E Nuts, which offers superior balance and concentricity.

MEGA E CHUCK

MEGA E CHUCK is an end mill collet chuck that is designed with high concentricity and rigidity, perfect for end milling. Contact our tooling experts to learn more.

Collet Chucks

BIG DAISHOWA’s CNC collet chucks have a guaranteed runout at the collet nose of less than 0.003 mm at 4xD, and are available for all machine tool spindles.

C Collets

C Collets are reduction sleeves for clamping smaller diameter cylindrical tool shanks. Used in Hi-Power Milling Chucks and MEGA Double Power Milling Chucks.

MEGA Wrench

The MEGA Wrench offers firm and easy tightening using a one-way clutch system with a roller bearing and ratchet function.

May 2017

BIG DAISHOWA Adds Options to Mega ER Grip Collet Chuck Offering

BIG DAISHOWA’s Mega ER Grip was designed to outperform all standard ER systems in the four most critical areas of tool holder performance: clamping force, concentricity, rigidity and balance at high spindle speeds.

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Tool Holders

Collet Chuck Taper Cleaner

Collet chuck taper cleaners from BIG DAISHOWA simplify the cleaning process—ensuring hassle-free maintenance.

MEGA Torque Wrench

MEGA Torque Wrench is designed to achieve the ideal tightening force on your MEGA nuts up to 46 mm (1.811").

Collets

BIG DAISHOWA offers a variety of tool collets, available in 0.1mm diameter increments to suit all cutting tool shanks with maximum accuracy.

Straight Collets

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