COLLET CHUCKS
MEGA MICRO CHUCK—TAPERED BODY CLAMPING RANGE: Ø.018"-.317" (Ø.45-8.05mm) For Micro Drill & End Mill Applications
HIGHER RIGIDITY
MAX 50,000 RPM
Coolant Pipe (Optional)
H 2
H 1
G
L 1
L
Catalog Number
Max RPM
Weight (lbs.)
Ød
ØD L
L 1
H 1
H 2
G
Collet
Nut
Wrench
1.77 1.26 2.36 1.89 1.77 1.30 2.36 1.93 1.77 1.30 2.36 1.93 2.36 1.38 2.95 1.97
(1.26)
—
50,000 40,000 50,000 40,000
.1 .2 .2 .2 .2 .2 .3 .4 .3 .4 .3 .4 .4 .5 .6 .5 .6 .5 .6 .7
HSK-E25-MEGA3S-45T HSK-E25-MEGA3S-60T HSK-E25-MEGA4S-45T HSK-E25-MEGA4S-60T HSK-E25-MEGA6S-45T HSK-E25-MEGA6S-60T HSK-E32-MEGA3S-60T HSK-E32-MEGA3S-75T HSK-E32-MEGA4S-45T HSK-E32-MEGA4S-60T HSK-E32-MEGA6S-45T HSK-E32-MEGA6S-60T HSK-E32-MEGA8S-60T HSK-E40-MEGA3S-60T HSK-E40-MEGA3S-75T HSK-E40-MEGA4S-60T HSK-E40-MEGA4S-75T HSK-E40-MEGA6S-60T HSK-E40-MEGA6S-75T HSK-E40-MEGA6S-90T HSK-E50-MEGA3S-80T HSK-E50-MEGA4S-80T HSK-E50-MEGA6S-80T
.018-.128
.394
.87
MGN3S MGR10
NBC3S-
1.50 M4 P0.7
(1.26)
—
.018-.159
.472
1.04
MGN4S MGR12
NBC4S-
1.61 M5 P0.8
(1.22)
—
MGR14 50,000
.018-.238
.551
1.12
MGN6S
NBC6S-
1.57 M7 P0.75
40,000
.018-.128
.394
.87
1.50 M4 P0.7 NBC3S-
MGN3S MGR10 40,000
1.77
.91
(1.02)
—
50,000 40,000 50,000 40,000
.018-.159
.472
1.04
MGN4S MGR12
NBC4S-
2.36 1.38
1.81 M5 P0.8
1.77
.91
(1.10)
—
.018-.238
.551
1.12
MGN6S MGR14
NBC6S-
2.36 1.42
1.50 M7 P0.75
.116-.317
.709 2.36 1.50 1.22 1.69
— NBC8S-
MGN8S MGR18 30,000
2.36 1.38 2.95 1.97 2.36 1.38 2.95 1.97 2.36 1.38 2.95 1.97 3.54 2.56
1.54 1.50 1.73 1.85
.018-.128
.394
.87
M4 P0.7 NBC3S-
MGN3S MGR10 40,000
.018-.159
.472
1.04
M5 P0.8 NBC4S-
MGN4S MGR12 40,000
(1.65)
—
.018-.238
.551
1.12
MGN6S MGR14 40,000
NBC6S-
1.93 M7 P0.75
.018-.128 .018-.159 .018-.238
.394 3.15 1.93
.87
1.50 M4 P0.7 NBC3S-
MGN3S MGR10 40,000 MGN4S MGR12 40,000 MGN6S MGR14 40,000
1.0 1.0 1.1
.472 3.15 1.89 1.04 1.85 M5 P0.8 NBC4S- .551 3.15 1.93 1.12 1.93 M7 P0.75 NBC6S-
• MEGA MICRO NUT is included; coolant pipe, collet and wrench must be ordered separately • Weight includes nut but does not include collet • Please note that the practical spindle speed may be considerably influenced by the machine rigidity and tool balance, when using, slowly ramp up to the appropriate speed starting from slow speeds • For models marked , there is no internal thread, the dimension H 2 in ( ) shows how deep a tool can be inserted • If HSK tool holders are used in a machine which does not recommend the center through coolant, the plug screw should be mounted to our tools
ACCESSORIES
COLLET PG. 368
MEGA NUT PG. 370
SEAL NUT PG. 370
MEGA WRENCH PG. 402
232
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