Page 87 - Industrial Tools Catalog (1)

Drilling tools \ Stepped drill bit
Suitable for d1 (mm) d2 (mm) l3 (mm) l2 (mm) l1 (mm) Shaft Ø (mm) f steel 1000 ˜ 11100...
screw thread (mm/U) Ident. No.
M3 3.2 6 9 57 93 6 0.15 003 ●
M4 4.3 8 11 75 117 8 0.18 004 ●
M5 5.3 10 13 87 133 10 0.2 005 ●
M6 6.4 11.5 15 94 142 11.5 0.21 006 ●
M8 8.4 15 19 114 169 15 0.23 008 ●
Prod. Gr. 1AR
HSS Subland stepped drill bit type N, medium quality grade (DIN
8374)
For 90° countersunk screws

Typ HA
HSS N
118°
Application: Advantage:
For through holes in accordance with DIN EN 20273 ƒ precise alignment of drill diameter and countersink l1
and 90° countersunk screw heads, form A and B, in diameter, lower process costs l2
accordance with DIN 74. For screws in accordance ƒ universal use, therefore tool costs are reduced to a
with DIN 963 and 964. minimum and user flexibility is increased 90°
Execution: d1
ƒ Drill and countersink step with independent chip l3 d2
grooves and drill heels; regrinding does not affect
the profile

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
11101 30 20 40 50 40 35 20 15 20
Suitable for d1 (mm) d2 (mm) l3 (mm) l2 (mm) l1 (mm) Shaft Ø (mm) f steel 700 ˜ 11101...
screw thread (mm/U) Ident. No.
M3 3.4 6.6 9 63 101 6.6 0.05 003 ●
M4 4.5 9 11 81 125 9 0.07 004 ●
M5 5.5 11 13 94 142 11 0.08 005 ●
M6 6.6 13 15 101 151 13 0.09 006 ●
M8 9 17.2 19 130 191 17.2 0.1 008 ●
Prod. Gr. 1AR
Stepped drill bit for 180° countersunk screw heads

Application:
series and single-part production on conventional and CNC machines.
advantage:
ƒ high profitability as drill hole and 180° counterbore produced in single work step
ƒ precise alignment of drill diameter and countersink diameter
Solid carbide TiAlN stepped drill bit short type N
For 180° cylinder head screws

Typ HA
VHM TiAlN N
140°
Application: Advantage:
Drill diameter and countersink diameter are manu- ƒ precise alignment of drill diameter and countersink
factured in one machining step. Sturdy short design diameter, lower process costs l3
in 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
Execution: ƒ Hole and countersink are manufactured in one d1
machining step
ƒ Heavy-duty stepped drill bit with universal preci- 180°
sion grinding 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
11135 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 ˜ 11135...
screw thread (mm/U) Ident. No.
M3 3.4 6 9 28 64 6 0.05 030 ●
M4 4.5 8 11 37 79 8 0.06 040 ●
M5 5.5 10 13 43 89 10 0.09 050 ●
M6 6.6 11 15 55 102 12 0.11 060 ●
M8 9 15 19 60 115 16 0.14 080 ●
M10 11 18 23 62 123 18 0.15 100 ●
Prod. Gr. 113
Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com 87
Availability subject to country specific rules and regulations.