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Countersinking tools \ Conical countersink with fixed pilot

HSS 90° conical countersink, for fine through holes ( DIN 1866 )
for universal use up to 1000 N/mm 2
HA
HSS
Application: Advantage:
For producing 90° counterbores of fi ne quality grade  spiral chip fl utes ensure smooth cutting and the
for through holes in accordance with DIN 74-1. blade does not catch
Execution:
 profi le-ground with spiral blade

Application Steel (N/mm ) Stainless steel Alu Brass Bronze Plas- Graphite GG(G) Titan- Nickel- Super- Hard mat.
2
No. <700 <1000 <1300 marten. austen. short long short long short long tics G(C)FK GjMW alloy alloy alloy <55 HRC <65 HRC
11483 30 20 10 10 70 80 45 40 40 40 30 15

Suitable for screw Spot-facer Ø (mm) Tenon Ø (mm) Sha Ø (mm) Length (mm) Number of cutting 11483...
thread edges (PCS) Ident. No.
M3 6.0 3.2 5 71 3 030
M4 8.0 4.3 5 71 3 040
M5 10.0 5.3 8 80 3 050
M6 11.5 6.4 8 80 3 060
M8 15.0 8.4 12.5 100 3 080
Prod. Gr. 103

HSS 90° conical countersink, for medium through holes ( DIN 1866 )

for universal use up to 1000 N/mm 2

HA
HSS
Application: Advantage:
For producing 90° counterbores of medium quality  spiral chip fl utes ensure smooth cutting and the
grade for through holes in accordance with DIN 74-1. blade does not catch
Execution:
 profi le-ground with spiral blade

Application Steel (N/mm ) 2 Stainless steel Alu Brass Bronze Plas- Graphite GG(G) Titan- Nickel- Super- Hard mat.
No. <700 <1000 <1300 marten. austen. short long short long short long tics G(C)FK GjMW alloy alloy alloy <55 HRC <65 HRC
11489 30 20 10 10 50 80 50 40 40 35 40 20
Suitable for screw Spot-facer Ø (mm) Tenon Ø (mm) Sha Ø (mm) Length (mm) Number of cutting 11489...

thread edges (PCS) Ident. No.
M3 6.6 3.4 5 71 3 030
M4 9.0 4.5 8 80 3 040
M5 11.0 5.5 8 80 3 050
M6 13.0 6.6 12.5 100 3 060
M8 17.2 9.0 12.5 100 3 080
Prod. Gr. 103

Counterbore 180° ( DIN 373 )
For thread core holes

180° HA
HSS HSSE
Application: Execution:
For producing 180° counterbores for thread core  profi le-ground with spiral blade
holes in accordance with DIN 74-2, types H, J, K and
DIN 974-1. Advantage:
 spiral chip fl utes ensure smooth cutting and the
blade does not catch

Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com
Availability subject to country specific rules and regulations. 74

0141_EN_2018_KERN[21846830]-e.indd 142 12/17/2018 3:31:04 PM