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Drilling tools \ Overview page for centre drill

Centre drill, type A

application: for centre drilling with type A on conventional
and CNC machines.
P
P
H
Cutting
N/
Ø material P 700 1000 1300 M N K S 55HRC page
N/
N/
mm
2
0.5- mm 2 mm 2
11001 12.5 HSS ˜ ˜ š ˜ ˜ -
mm
11011 1.0-5.0 HSSE ˜ ˜ ˜ ˜ ˜ ˜ š 52
mm
11002 1.0-5.0 HSSE ˜ ˜ ˜ ˜ ˜ ˜ ˜ 52
mm
11004 0.5-6.3 HSSE ˜ ˜ ˜ ˜ ˜ ˜ ˜ 52
mm
11008 1.0-4.0 VHM ˜ ˜ ˜ ˜ ˜ ˜ ˜ š 52-53
mm
0.75-
11014 5.0 mm HSSE ˜ ˜ š ˜ ˜ 53
HSS centre drill, form A (DIN 333)
For universal use up to 1000 N/mm 2

Form HA
HSS A
Application: Advantage:
For centre drilling on conventional and CNC ƒ radial relief ensures optimum chip breaking
machines.
Delivery:
Execution: Packaging unit: ref. no. 005 - 031 = 10 pieces (price
ƒ spiral-fluted design with relief grinding. diameter per piece)
0.5–0.8, ground on one side
2
Application Steel (N/mm ) 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
11001 35 20 10 10 50 70 40 30 35 30 20 10 20
Surface Uncoated
f steel 700 ˜ (mm/U) 11001...
Ident. No.
mm mm mm mm
0.5 3.15 0.6-0.8 mm 25 0.01 005 ●
0.8 3.15 1-1.2 mm 25 0.02 008 ●
1 3.15 1.3-1.6 mm 31.5 0.02 010 ●
1.25 3.15 1.6-1.9 mm 31.5 0.03 012 ●
1.6 4 2-2.4 mm 30.3 0.03 016 ●
2 5 2.5-2.9 mm 40 0.04 020 ●
2.5 6.3 3.1-3.6 mm 45 0.05 025 ●
3.15 8 3.9-4.4 mm 50 0.05 031 ●
4 10 5-5.6 mm 56 0.06 040 ●
5 12.5 6.3-6.9 mm 63 0.07 050 ●
6.3 16 8-8.6 mm 71 0.08 063 ●
8 20 10.1-11.1 mm 80 0.08 080 ●
10 25 12.8-13.8 mm 100 0.08 100 ●
12.5 31.5 16.5-17.5 mm 125 0.08 125 ●
Prod. Gr. 1AD

Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com 51
Availability subject to country specific rules and regulations.