Page 85 - Industrial Tools Catalog (1)

Drilling tools \ Stepped drill bit
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- ƒ 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 ƒ universal use, therefore tool costs are reduced to a
machines. minimum and user flexibility is increased d1
Execution: 90°
ƒ 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) Shaft 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- ƒ 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 ƒ Special geometry for outstanding centring and
machines. positional accuracy d1
Execution: 90°
ƒ profile-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) Shaft 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
HSS Subland stepped drill bit type N (DIN 8378)
For thread core hole with countersink

Typ HA
HSS N
118°
Application: Execution:
For thread core holes in accordance with DIN 336 ƒ Drill and countersink step with independent chip l1
and 90° free countersink equivalent to through grooves and drill heels; regrinding does not affect l2
holes in accordance with DIN EN 20273. Counter- the profile
sink and thread core holes are manufactured in one 90°
machining step. Advantage: d1
ƒ precise alignment of drill diameter and countersink d2
diameter, lower process costs l3
ƒ universal use, therefore tool costs are reduced to a
minimum and user flexibility is increased

Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com 85
Availability subject to country specific rules and regulations.