Page 80 - MILLING CATALOG p549-788
P. 80
BT MAS-403 Toolholder Standard Type A L1 f1 L6
”ADB” holders provide both “AD” 8° 17'50" f3
and “B” type coolant flow options No through coolant
d3 G a
Type AD d6 d5 b
Central coolant hole L4
d1
d
Type B max. 35º 20º
d12
Coolant through flange e1
e1
Type ADB
Center coolant hole or
coolant through flange
Shank a b (H12) d d1 G d3 (H8) d5 d6 (H8) f1 ±0.1
BT 30 2 16.1 8 31.75 M12 12.5 56.144 46 13.6
BT 40 2 16.1 10 44.45 M16 17.0 75.679 63 16.6
BT 50 3 25.7 15 69.85 M24 25.0 119.020 100 23.2
Shank f3 L1 ±0.2 L4 MIN L6-0.2 e1 ±0.1 d12 Taper AT3
BT 30 20 48.4 24 16.3 21 4 0.002
BT 40 25 65.4 30 22.6 27 4 0.003
BT 50 35 101.8 45 35.4 42 6 0.004
628 ISCAR
