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Tool clamp \ Mill arbour rings, cutter retaining screws and carrier rings
Carrier blocks ( DIN 2079 )

Execution:  Case-hardening steel with tensile strength at core
 Hardened, at least 56 HRC of at least 800 N/mm a er case hardening
 Surfaces polished Notes:
Other versions and sizes on request.

g

l2 d7 d8

b2 h

Suitable for tool holding device SK 30 SK 40 SK 50
b2 (mm) 15.9 15.9 25.4
l2 (mm) 16.5 19.5 26.5
h (mm) 16 16 25
Suitable screw ISO 4762 M6 x 16 mm M6 x 16 mm M12
23210... Ident. No. 010 020 030

Prod. Gr. 206

Quick-change thread cutter chuck
shank design with DIN 69871 A steep taper

SK SK HSK
40 50 63
Application: Notes:
For thread cutting and thread shaping on NC ma- Ident. No. 610–640: The previous standard DIN
chines and machining centres. 69871-1 was replaced by ISO 7388-1.
Ident. No. 650–660: For requisite pull studs, see
Execution: no. 23690. For requisite quick-change inserts, see
 The machine spindle direction of rotation must be no. 21560-21566.
changed for reverse motion Ident. No. 610–640
Advantage:
 Fast retooling thanks to quick-change chuck
 Low tool wear thanks to length compensation

Ident. No. 650–660

Used sizes 1 1 2 2 1 2
Tool holding device SK 40 SK 50 SK 40 SK 50 HSK 63 HSK 63
Suitable for screw thread M3-M12 M3-M12 M6-M20 M6-M20 M3-M12 M6-M20
Pressure length compensation (mm) 9 9 15 15 7.5 10
Tension length compensation (mm) 9 9 15 15 7.5 10
D (mm) 38 38 55 55 41 60
A (mm) 60 62 100 83 72 110
DIN - - - - 69893-1 69893-1
ISO 7388-1 7388-1 7388-1 7388-1 - -
Form A A A A A A
21545... Ident. No. 610 620 630 640 650 660

Prod. Gr. 295

Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com
Availability subject to country specific rules and regulations. 359

0785_EN_2018_KERN[21849970]-m.indd 785 12/17/2018 3:34:06 PM