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P. 393
Tool chucks
Tool extension with straight shank
Universal chuck
For clamping micro drill bits and milling tools
G 2,5
IK 25000 rpm
Application: Chuck with spur gear
Extremely flexible extension for HYDRO expansion,
shrink-fit and collets. For high precision centric Advantage: Clamping Technology
clamping of milling, drilling and reaming tools. Extremely high retention forces
Simple operation from the side d1
Execution: Outstanding accessibility thanks to minimal inter- d2 D
Speed range up to 60,000 rpm ference contour
Concentricity tolerance < 0.005 mm l
Very wide clamping range L
L1 max
Min./max. clamping width 0.20-3.4 mm 0.20-3.4 mm 0.20-3.4 mm 0.20-6.4 mm 0.20-6.4 mm 0.20-6.4 mm 0.20-3.4 mm 0.20-3.4 mm
Shank Ø d2 (mm) 16 16 16 16 16 16 20 20
Length l (mm) 50 70 130 110 160 60 72 130
Outer Ø D (mm) 19 19 19 25 25 25 19 19
Length L (mm) 80 100 160 150 200 100 100 160
Max. length L1 (mm) 83 103 163 154 204 104 104 163
Max. tightening torque
(Nm) 2 2 2 4 4 4 2 2
Torque transmission (Nm) 7 7 7 12 12 12 7 7
Concentricity tolerance 0.005 0.005 0.005 0.005 0.005 0.005 0.005 0.005
(mm)
Coolant supply Internal axial Internal axial Internal axial Internal axial Internal axial Internal axial Internal axial Internal axial
Balancing quality G 2.5 at 25 G 2.5 at 25 G 2.5 at 25 G 2.5 at 25 G 2.5 at 25 G 2.5 at 25 G 2.5 at 25 G 2.5 at 25
302
303
304
312
301
Ident. No.
311
306
305
23720... Unit price, € (O. R.) (O. R.) (O. R.) (O. R.) (O. R.) (O. R.) O. R. (O. R.)
Min./max. clamping width 0.20-3.4 mm 0.20-6.4 mm 0.20-6.4 mm 0.20-6.4 mm
Shank Ø d2 (mm) 20 20 20 20
Length l (mm) 52 110 160 60
Outer Ø D (mm) 19 25 25 25
Length L (mm) 80 150 200 100
Max. length L1 (mm) 83 154 204 104
Max. tightening torque
(Nm) 2 4 4 4
Torque transmission (Nm) 7 12 12 12
Concentricity tolerance 0.005 0.005 0.005 0.005
(mm)
Coolant supply Internal axial Internal axial Internal axial Internal axial
Balancing quality G 2.5 at 25 G 2.5 at 25 G 2.5 at 25 G 2.5 at 25
316
Ident. No.
314
313
315
23720... Unit price, € (O. R.) (O. R.) (O. R.) O. R.
Prod. group 263
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