MODULAR HOLDERS
CK LONG SHANK (RIGID TYPE) For Deep Boring Designed with a highly rigid structure and an enlarged shank diameter to minimize deflection during operation.
COOLANT
THROUGH
L
A
L 1
CK No.
R
SPINDLE SYSTEM DUAL CONTACT
Catalog Number
Weight (lbs.)
CK No.
Diameter
øD
øD 1
L
L 1
A
BBT50-CKB4-48-193 BBT50-CKB4-48-238 BBT50-CKB5-62-243 BBT50-CKB5-62-303 BBT50-CKB6-72-259 BBT50-CKB6-72-314 BBT50-CKB6-80-289 BBT50-CKB6-80-349
7.598 9.370 9.567
5.906 7.677 7.874
12.1 13.4 17.9 20.9 22.7 26.5 28.4 33.5
CK4
1.969-2.913
1.535
1.890
.748
ROUGH BORING HEAD
PG. 416
CK5
2.559-3.740
1.969
2.441
.945
11.929 10.197 12.362 11.378 13.740
10.236
8.504
2.953-7.992
2.835
10.669
CK6
2.520
1.142
9.685
FINE BORING HEAD
3.346-7.992
3.150
PG. 428
12.047
• The diameter range is a reference value when using an EWN Boring Head. Note that due to interference with øD 1 , this differs from the EWN range • Cutting edges and drive keys are aligned with boring heads mounted • Head and inserts must be ordered separately
162
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