BASIC ARBORS
FACE MILL (ARBOR TYPE A)
L 1
L
L 2
L L 1 L 2
K
Fig. 1
Fig. 2
R
SPINDLE SYSTEM DUAL CONTACT
Drive Key
Clamp Bolt
BIG-PLUS Taper Catalog Number
Standard Taper Catalog Number
øD (h6)
Weight (lbs.)
Fig.
øD 1
øD 2
L
L 1
L 2
W
BBT30-FMA22.225-45 BBT30-FMA25.4-45
1
.875 1.654
— 1.772 .709 .157 .327 M10-40L — 1.772 .866 .197 .374 MBA-M12 — 1.772 1.181 .276 .500 MBA-M16
1.6 1.9 2.4
—
2 1.000 1.969 2 1.250 2.362
16
—
BT30-FMA31.75-45
• BT shank models with “—” are not standard products • Models with v do not have a through hole • The weight does not include the cutter • Clamp bolt is included • Depending on the cutter, a hex socket head screw may be required for clamping. • A clamp screw with oil hole must be ordered separately for use with center-through coolant/air • The ATC arm interference zone K of the model with “ ” is 45mm
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