BASIC ARBORS
END MILL HOLDER CLAMPING RANGE: Ø.250"-1.250" (Ø6-32mm)
L
L
H
H
L 1
L 2
L 1
G
G
Fig. 1
Fig. 2
R
SPINDLE SYSTEM DUAL CONTACT
Catalog Number
Weight (lbs.)
Fig.
Ød
ØD
L
L 1
L 2
H
G
BBT30-EM.250-2.5 BBT30-EM.375-2.5 BBT30-EM.500-2.5 BBT30-EM.625-2.5 BBT30-EM.750-3 BBT30-ISL6-60 BBT30-ISL8-60 BBT30-ISL10-60 BBT30-ISL12-60 BBT30-ISL16-60 BBT40-EM.500-3 BBT40-EM.625-3 BBT40-EM.750-4 BBT40-EM1.000-4 BBT40-EM1.250-4 BBT40-ISL6-75 BBT40-ISL8-75 BBT40-ISL10-75 BBT40-ISL12-75 BBT40-ISL16-75 BBT40-ISL20-75 BBT40-ISL25-90 BBT40-ISL32-105
.250 .375 .500 .625 .750
.88
.44 .75 .87 .94
1.10 1.77 3.00 2.69 2.75
1/4"-28 3/8"-24 7/16"-20 916"-18 5/8"-18
1.3 1.5 1.8 1.8 1.8 1.3 1.3 1.5 1.8 1.8 2.8 2.9 3.6 4.5 5.6 2.6 2.6 2.6 3.3 3.3 3.5 4.6 6.4
1.00 1.38 1.63 1.75
2.50
1
—
3.00
1.00
6mm 8mm
.98
M6 M8
.71
3.35
1.10 1.38 1.65 1.89 1.38 1.63 1.75 2.25 2.75
10mm 12mm 16mm
1
2.36
.79 .89 .94 .87 .94
—
1.77 1.89 2.09 3.00 3.50 3.88
M10 M12 M14
.500 .625 .750
7/16"-20 9/16"-18 5/8"-18
3.00
1
—
1.00 1.13 1.13
1.000 1.250 6mm 8mm 10mm 12mm 16mm 20mm 25mm 32mm
4.00
2
1.00
3.13
3/4"-16
.98
— — —
M6 M8
.71
1.10 1.38 1.65 1.89 2.05 2.50 2.83
3.54
.79 .89 .94 .98 .94 .94
M10 M12 M14 M16
1
2.95
4.33 2.09 2.17 2.36 3.23
—
3.54 4.13
.98
M18 P2.0 M20 P2.0
2
1.10
• For high speed applications MEGA DOUBLE POWER CHUCKS are recommended instead of end mill holders
ACCESSORIES
SET SCREW PG. 412
BIG genuine side lock screws must be used as they are made to an exclusive design and different from other screws on the market. ! CAUTION
142
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