MMC COLLET CHUCKS
CAT MMC COLLET CHUCKS
• No nut required. • Slim, compact nose front clamping allows for greater rigidity and precision gripping. • High concentricity and repeatability. • Easy-to-use draw-in collet clamping pulled by standard side wrench. • Pre-balanced for high-speed applications.
T.I.R. <.00012" at 4xD Speed Up to 30,000 rpm
RPM
COOLANT-THRU Coolant-Thru Thru-tool coolant
MILLING
DRILLING REAMING
Please note that the maximum RPM listed in our catalog may vary depending on the toolholder shank, weight, balanceability and the G rating.
CAT40
d
Collet Series
Max. RPM
Part Number
Collet Range
Wrench L L1
D
CAT40-MMC4-90U-AA-IDU MMC4 0.039 - 0.157" (1 - 4mm) WRENCH-ALLEN6 3.54" 1.18" 0.59" 30K CAT40-MMC8C-85U-AT-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-ALLEN6 3.35" 1.42" 0.79" 30K CAT40-MMC8C-90U-AA-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-ALLEN6 3.54" 1.30" 0.79" 30K CAT40-MMC8C-120U-AA-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-ALLEN6 4.72" 1.57" 0.79" 30K CAT40-MMC8C-125U-AT-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-THEX5-3.75 4.92" 1.42" 0.79" 30K CAT40-MMC8C-135U-AA-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-ALLEN6 5.31" 1.57" 0.79" 30K CAT40-MMC12C-90U-AA-IDU MMC12 0.157 - 0.5" (4 - 13mm) WRENCH-ALLEN6 3.54" 1.38" 1.18" 30K CAT40-MMC12C-120U-AA-IDU MMC12 0.157 - 0.5" (4 - 13mm) WRENCH-ALLEN6 4.72" 2.36" 1.18" 30K
Within 3μm
4d
L1
D
L
Notes: • *Wrench included with holder except for AT-type holders. • *AT denotes collet is drawn directly from the rear of the holder by a bolt.
Wrench-THEX5 (for AT-Type Chucks)
Wrench-ALLEN6 (for AA-Type Chucks)
CAT50
Collet Series
Max. RPM
Part Number
Collet Range
Wrench L L1
D
CAT50-MMC8C-105U-AA-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-ALLEN6 4.14" 1.30" 0.79" 20K CAT50-MMC8C-135U-AA-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-ALLEN6 5.31" 1.57" 0.79" 20K CAT50-MMC8C-165U-AA-IDU MMC8 0.079 - 0.394" (2 - 10mm) WRENCH-ALLEN6 6.50" 1.57" 0.79" 20K CAT50-MMC12C-135U-AA-IDU MMC12 0.157 - 0.5" (4 - 13mm) WRENCH-ALLEN6 5.31" 2.36" 1.18" 20K CAT50-MMC12C-165U-AA-IDU MMC12 0.157 - 0.5" (4 - 13mm) WRENCH-ALLEN6 6.50" 2.76" 1.18" 20K
MPK & VMK Collets Pages 96-97
Retention Knobs Page 267
Tool Clampers Page 274
91
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