Download For user guide Click on "More Info". B is the designation for coolant

DIN69871-ER-SHORT : SHORTIN short front end ER collet chucks with a DIN 69871 form AD/B tapered shanks.
d
d
SS
CSI
min
max
L
L1
D3
DIN69871 40 ER32 SHORT
40
ER32
2
20
28.6
9.5
40
M40X1.5 M16
DIN69871 50 ER32 SHORT
50
ER32
2
20
28.6
9.5
40
M40X1.5 M24 M22X1.5
2.58
DIN69871 50 ER40 SHORT
50
ER40
3
26
28.6
9.5
50
M50X1.5 M24 M28X1.5
2.38
DIN69871 50 ER40 SHORT B
50
ER40
3
26
28.6
9.5
50
M50X1.5 M24 M28X1.5
1.61
Designation
For user guide Click on "More Info".
B is the designation for coolant through flange.
Balanced to G2.5/20,000 RPM. G1
G
J
Kg
M16
0.69