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

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Dual NC spotting drill
Execution: HSSE uncoated, with straight shank h7, angle of countersinking 90°.
Application: one tool for three machining applications: centring, countersinking, chamfering.
Advantages: 25 % more economical than NC spotting drills because two points can be used for many functions.
Very stable because there is no pointing and hence the process is very reliable.
Possible applications:
Countersinking
Z
2
HA
Chamfering and
circumferential chamfering
Drilling and
centring
(drilling only for
cast and non-ferrous metals)
Drilling tools
Twist drills HSS with cylinder shank
90°
l1
RH cut
d
Metal-cutting tools
Ø d h7 mm 3 4 6 8 10 12 16 20
Ø d mm 0,5 0,5 1 1 2 2 2,5 2,5 2,5 3 3 3 3,5 3,5 3,5 4 4 5 5
l1 mm 40 100 45 100 55 100 65 100 150 75 100 150 85 100 150 90 150 100 150
11016 Ident. 703 723 704 724 706 726 708 728 748 710 730 750 712 732 752 716 756 720 760
No.
Unit price E O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R. O. R.
Application Steel (N/mm²) Stainless st. Aluminium Brass Bronze Plastics Graphite/ Gray cast Ti Ni Super