HAHN+KOLB-Toolcatalog 2011/12 – Metal Cutting Tools

Metal-cutting tools
Drilling tools
Step drills
Continued next page
Stub length step drills HSSE
type N
Execution: angle of countersinking 180°, with straight shank, quality grade medium.
Application: for through hole in accordance with DIN/ISO 273 and countersinking in accordance with
DIN 74, for cylinder head screws in accordance with DIN 912, 6912, 7984 and ISO 1207.
For threads M 3 M 4 M 5 M 6 M 8 M 10 M 12
Chamfering drill Ø d2 mm 6 8 10 11 15 18 20
Drill Ø d 1 mm 3,4 4,5 5,5 6,6 9 11 14
Pilot length l 3 mm 9 11 13 15 19 23 28
Length of flute l2 mm 15 19 23 26 34 41 46
Overall length l 1 mm 45 50 55 63 100 110 110
Shaft Ø mm 6 8 10 11 12,5 12,5 12,5
11118 Ident. No. 003 004 005 006 008 010 012
Unit price E O. R. O. R. O. R. O. R. O. R. O. R. O. R.
RH cut
Application Steel (N/mm²) Stainless st. Aluminium Brass Bronze Plastics Graphite/ Gray cast Ti Ni Super