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Drilling tools
Counterbore

Exchange bit HSS for step drill Metal cutting tools
No. 11408-11409

HSS TiN
Application: highest requirements in terms of dimensional
For use in the step drill. accuracy and process reliability No. 11408
Spare drills
Execution: Advantage:
ƒ No. 11408: Replacement bit HSS, uncoated with ƒ Twisted design ensures smooth cutting behaviour
118° tip angle and profile-ground, twisted tip for ƒ User-friendly tool change: Bit easily replaced in
highest requirements in terms of dimensional case of wear
accuracy and process reliability
ƒ No. 11409: Replacement bit HSS-TiN, with 118° Technical Data:
tip angle and profile-ground, twisted tip for ƒ Type: Step drills No. 11409
Spare drills
Surface Uncoated TiN
11408... 11409...
ID no. ID no.
110 O. R. 110 O. R.
Unit price, €
Prod. group 114
Counterbore sets HSS/HSSE DIN 373
in box

Application: Execution:
No. 11438–11439: For producing counterbores for ƒ profile-ground with spiral blade
thread core holes in accordance with DIN 74-2, types
H, J, K and DIN 974-1. Advantage:
No. 11442–11445: For producing 180° counterbores ƒ spiral chip flutes ensure smooth cutting and the
of fine quality grade for through holes in accordance blade does not catch
with DIN 74-2, type H, J, K and DIN 974-1.
No. 11449–11452: For producing 180° counterbores Technical Data:
of medium quality grade for through holes in accord- ƒ Composition of set: 1 of each counterbore for M3/
ance with DIN 74-2, type H, J, K and DIN 974-1. M4/M5/M6/M8/M10

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
11438500 30 20 10 10 70 80 45 40 40 40 30 15
11439500 30 20 10 10 10 70 80 45 40 40 40 30 15 7
11442500 30 20 10 10 70 80 45 40 40 40 30 15
11445500 30 20 10 10 10 70 80 45 40 40 40 30 15 7
11449500 30 20 10 10 70 80 45 40 40 40 30 15
11452500 30 20 10 10 10 70 80 45 40 40 40 30 15 7

Cutting material HSS HSSE HSS HSSE HSS HSSE
Version 11438... 11439... 11442... 11445... 11449... 11452...
ID no. ID no. ID no. ID no. ID no. ID no.
For thread core hole M3/M4/M5/M6/M8/M10 500 O. R. 500 O. R. - - - - - - - -
For clearance hole M3/M4/M5/M6/M8/M10 fine quality grade - - - - 500 O. R. 500 O. R. - - - -
For clearance hole M3/M4/M5/M6/M8/M10 medium quality grade - - - - - - - - 500 O. R. 500 O. R.
Set price, €
ORION = Prod. group 103
a = Prod. group 114

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