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Drilling tools
Counterbore
Counterbore 180° DIN 373
for thread core hole
Metal cutting tools
Metal cutting tools
180° HA
HSS HSSE
Application: No. 11439: profile-ground with spiral blade for the
For producing counterbores for thread core holes most demanding requirements in terms of dimen-
in accordance with DIN 74-2, types H, J, K and DIN sional accuracy and process reliability
974-1.
Advantage:
Execution: spiral chip flutes ensure smooth cutting and the
No. 11438: profile-ground with spiral blade to blade does not catch
meet demanding requirements with regard to
dimensional accuracy and process reliability
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
11438 30 20 10 10 70 80 45 40 40 40 30 15
11439 30 20 10 10 10 70 80 45 40 40 40 30 15 7
Cutting material HSS HSSE
Surface Uncoated Uncoated
Suitable for screw Spot-facer Ø (mm) Tenon Ø (mm) Shaft Ø (mm) Length (mm) Number of cutting 11438... 11439...
thread edges (PCS) ID no. ID no.
M2 4.3 1.6 4.3 56 3 020 O. R. - -
M3 6 2.5 5 71 3 030 O. R. 030 O. R.
M4 8 3.3 5 71 3 040 O. R. 040 O. R.
M5 10 4.2 8 80 3 050 O. R. 050 O. R.
M6 11 5 8 80 3 060 O. R. 060 O. R.
M8 15 6.8 12.5 100 3 080 O. R. 080 O. R.
M10 18 8.5 12.5 100 3 100 O. R. 100 O. R.
M12 20 10.2 12.5 100 3 120 O. R. 120 O. R.
M3 6.5 2.5 5 71 3 - - 031 O. R.
Unit price, €
ORION = Prod. group 103
a = Prod. group 114
Counterbore 180°
for fine through hole DIN 373
180° HA
HSS HSSE TiN
Application: Execution:
No. 11442–11445: For producing counterbores 180° Profile-ground with twisted tip for highest require- No. 11442–11445
fine quality grade for through hole to DIN 74-2, forms ments in terms of dimensional accuracy and
H, J, K and DIN 974-1. process reliability
No. 11451: For producing counterbores 180°
medium quality grade for through hole to DIN 74-2, Advantage:
forms H, J, K and DIN 974-1. Twisted chip flutes to ensure smooth cutting; the No. 11451
tip does not catch
Precision grinding for highest requirements in
terms of concentricity and dimensional accuracy
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
11442 30 20 10 10 70 80 45 40 40 40 30 15
11445 30 20 10 10 10 70 80 45 40 40 40 30 15 7
11451 30 20 10 10 10 70 80 45 40 40 40 30 15 7
Cutting material HSS HSSE HSSE
Surface Uncoated Uncoated TiN
Suitable for screw Spot-facer Ø (mm) Tenon Ø (mm) Shaft Ø (mm) Length (mm) Number of cutting 11442... 11445... 11451...
thread edges (PCS) ID no. ID no. ID no.
M2 4.3 2.2 4.3 56 3 020 O. R. - - - -
M3 6 3.2 5 71 3 030 O. R. 030 O. R. 030 O. R.
M4 8 4.3 5 71 3 040 O. R. 040 O. R. 040 O. R.
M5 10 5.3 8 80 3 050 O. R. 050 O. R. 050 O. R.
M6 11 6.4 8 80 3 060 O. R. 060 O. R. 060 O. R.
M8 15 8.4 12.5 100 3 080 O. R. 080 O. R. 080 O. R.
M10 18 10.5 12.5 100 3 100 O. R. 100 O. R. 100 O. R.
M12 20 13 12.5 100 3 120 O. R. 120 O. R. 120 O. R.
M3 6.5 3.2 5 71 3 - - 031 O. R. 031 O. R.
Unit price, €
ORION = Prod. group 103
a = Prod. group 114
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