COLLETS
ERC COLLET Each ERC collet is inspected twice (0º and 180º) at 4 times diameter to guarantee the runout accuracy. The “AA grade” is marked on only those collets that pass the inspection process for accuracy.
Guaranteed Max Runout
AT COLLET NOSE 3μm at end of test bar 1 μm
8º
.00004"
.00012"
4d
All BIG Collets are AA Grade and inspected twice for accuracy
B
MEGA ER11
MEGA ER16
MEGA ER20
Catalog Number
Clamping Range ød .075-.079 .079-.083 .083-.087 .087-.091 .091-.094 .094-.098 .098-.102 .102-.106 .106-.110 .110-.114 .108-.118 .118-.128 .128-.138 .138-.148 .148-.157 .157-.167 .167-.177 .177-.187 .187-.197 .197-.207 .207-.217 .217-.226 .217-.236 .236-.256 .256-.276 .276-.295 .295-.315 .315-.335 .335-.354 .354-.375 .376-.394
Catalog Number
Clamping Range ød .108-.118 .118-.128 .128-.138 .138-.148 .148-.157 .157-.167 .167-.177 .177-.187 .187-.197 .197-.207 .207-.217 .217-.226 .217-.236 .236-.256 .256-.276 .276-.295 .295-.315 .315-.335 .335-.354 .354-.375 .376-.394 .394-.413 .413-.433 .433-.453 .453-.472 .472-.492 .492-.512
Catalog Number
Clamping Range ød .108-.118 .118-.128 .128-.138 .138-.148 .148-.157 .157-.167 .167-.177 .177-.187 .187-.197 .197-.207 .207-.217 .217-.226 .217-.236
ERC20-3AA
ERC16-2AA
ERC11-3AA
-3.25AA -3.5AA -3.75AA
-2.1AA -2.2AA -2.3AA -2.4AA -2.5AA -2.6AA -2.7AA -2.8AA -2.9AA
-3.25AA -3.5AA -3.75AA
-4AA
-4AA
-4.25AA -4.5AA -4.75AA
-4.25AA -4.5AA -4.75AA
-5AA
-5AA
-5.25AA -5.5AA -5.75AA
-5.25AA -5.5AA -5.75AA
-3AA
-3.25AA -3.5AA -3.75AA
-6AA
-6AA
-6.5AA
øA=.43 (11mm) B=.71 (18mm)
-4AA
-7AA
-4.25AA -4.5AA -4.75AA
-7.5AA
-8AA
-8.5AA
-5AA
-9AA
-5.25AA -5.5AA -5.75AA
-9.5AA -10AA -10.5AA
-6AA
-11AA
-6.5AA
-11.5AA
-7AA
-12AA
-7.5AA
-12.5AA
-8AA
-13AA
-8.5AA
øA=.79 (20mm) B=1.24 (31.5mm)
-9AA
-9.5AA -10AA
øA=.63 (16mm) B=1.08 (27.5mm)
352
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