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Drilling tools \ Stepped drill bits
Stepped drill bit, short, type N solid carbide/TiAlN, 90°
for thread core hole with countersink

Typ HA
VHM TiAlN N
140°
Application: Advantage:
Countersink and thread core holes are manufac-  precise alignment of drill diameter and countersink l3
tured in one machining step. Sturdy short design in diameter, lower process costs
particular for using in NC machines and automatic  universal use, therefore tool costs are reduced to a
machines. minimum and user fl exibility is increased d1
Execution: 90°
 Heavy-duty stepped drill bit with universal preci- d2
sion grinding l2
l1

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
11134 70 60 40 35 25 170 200 180 120 140 110 100 30
Suitable for d1 (mm) d2 (mm) l3 (mm) l2 (mm) l1 (mm) Sha Ø (mm) f steel 1300  11134...
screw thread (mm/U) Ident. No.
M3 2.5 6.0 8.8 28 66 6 0.05 030
M4 3.3 6.0 11.4 28 66 6 0.06 040
M5 4.2 6.0 13.6 28 66 6 0.09 050
M6 5 8.0 16.5 41 79 8 0.11 060
M8 6.8 10 21 47 89 10 0.14 080
M10 8.5 12 25.5 55 102 12 0.15 100
M12 10.2 14 30 60 107 14 0.16 120
Prod. Gr. 113

Stepped drill bit, short, type N HSSE
For thread core hole with countersink

Typ HA
HSSE N
118°
Application: Advantage:
Countersink and thread core holes are manufac-  precise alignment of drill diameter and countersink l3
tured in one machining step. Sturdy short design in diameter, lower process costs
particular for using in NC machines and automatic  Special geometry for outstanding centring and
machines. positional accuracy d1
Execution: 90°
 profi le-ground d2
l2
l1

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
11117 35 25 10 10 8 40 50 40 35 20 15 20 10
Suitable for d1 (mm) d2 (mm) l3 (mm) l2 (mm) l1 (mm) Sha Ø (mm) f steel 1000  11117...
screw thread (mm/U) Ident. No.
M3 2.5 3.4 8 15 52 3.4 0.04 003
M4 3.3 4.5 11 19 58 4.5 0.05 004
M5 4.2 5.5 13 23 66 5.5 0.07 005
M6 5 6.6 16 27 70 6.6 0.08 006
M8 6.8 9 20 35 84 9 0.1 008
M10 8.5 11 24 44 95 11 0.12 010
M12 10.2 14 29 49 107 14 0.14 012
Prod. Gr. 112

Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com
Availability subject to country specific rules and regulations. 81

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