Ultramini toolholder with internal cooling
L.UM.28.1010.4

EAN-code: L.UM.28.1010.4-duemmel
Grooving, boring and profiling starting at Ø 0,2 mm
toolholder, square shank, with internal cooling
10,0 x 10,0 mm
for insert D min. 0,2 - 7,0 mm
VAT 0%
190,10 €
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Description
The Dümmel Ultramini tool-line is a must for turning smallest bores.
The inside bore machining of small diameters has always been difficult and it is not easy to obtain the ideal tool.
The Ultramini tool-line covers more than 1.000 different standard inserts which could be clamped in only two toolholders.
Of course the complete Ultramini program is available on stock.
Video
Technical details

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- Models
- L UM 28 1010 4
Description
Symbol
Value
Diameter
Ø d2
4 mm
Shank heigth
H
10 mm
Shank width
B
10 mm
Length
L1
28 mm
Length
L2
99 mm
Length
L3
6 mm
Length
L4
10 mm
Heigth
H1
48 mm
Width
B1
16 mm
Maximum diameter
Ø D max.
26 mm
Clamping screw
A.GST005
Wrench
111.645
Tightening torque
1,2 Nm