BIG DAISHOWA High Performance Tooling Solutions Vol 3

COLLET CHUCKS

MEGA ER GRIP CLAMPING RANGE: Ø.108"-.787" (Ø2.75-20mm) For Drills, Reamers, Taps & Finishing End Mills

COOLANT

THROUGH

Adjusting Screw (Optional)

H

L 1

L

Stopper Type: Flange as a stopper enables presetting of the tool away from machine and minimizes downtime.

Catalog Number

Nut (NOT Included)

Ød

ØD

ØD 1

ØD 2

L

L 1

H

Collet

Wrench

SLS25-MEGAER20-45NL SLS25-MEGAER20-75NL SLS32-MEGAER20-45NL SLS32-MEGAER20-75NL SLS32-MEGAER32-45NL SLS32-MEGAER32-75NL SLS40-MEGAER20-45NL SLS40-MEGAER20-75NL SLS40-MEGAER32-45NL SLS40-MEGAER32-75NL

1.77 2.95 1.77 2.95 1.77 2.95 1.77 2.95 1.77 2.95

.108-.512

25mm 1.378

1.26

2.13

1.65-2.44 ERC20- †

MERN20*

MGR35L

.108-.512

1.378

1.56

1.65-2.44 ERC20- †

MERN20*

MGR35L

32mm

2.28

1.85-2.68 1.97-2.68

.108-.787

1.969

1.97

MERN32*

MGR50L

ERC32- †

.108-.512

1.378

1.95

1.65-2.44 ERC20- †

MERN20*

MGR35L

40mm

2.68

.108-.787

1.969

1.97

1.97-2.68 ERC32- †

MERN32*

MGR50L

*Nut, adjusting screw, collet and wrench are not included • MEGA ER GRIP is not able to use DIN6499 Form-A collets and ESX collets • Center through coolant supply is available • “H” indicates the adjustment length with an adjusting screw

ACCESSORIES

COLLET PG. 386

MEGA NUT* PG. 389

PERFECT SEAL PG. 390

SOLID NUT PG. 389

MEGA WRENCH PG. 402

SCREW PG. 423

*MEGA NUT is the recommended nut to achieve high accuracy and clamping force

To maintain the accuracy of the tool assembly, do not use collets and nuts manufactured by another company with the chuck body of BIG’s MEGA ER GRIP. We cannot guarantee the accuracy statement for our collets if they are assembled on the chuck body of another manufacturer. ! CAUTION

EXAMPLE

NUTS

COLLET

BODY

MEGA ER PERFECT SEAL Model MERPS20-030035

MEGA ER NUT Model MERN20

MEGA ER SOLID NUT Model MER20SN

MEGA ER Collet ERC20-3AA

MEGA ER GRIP SLS25-MEGA ER20-45/NL

ER NUT Model ERN20

Collet and nut must be ordered separately.

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