HAM 330   HAM 331   HAM 332   HAM 337 

 
 HAM 30-2920 (HAM 337)  solid carbide three fluted countersinker

 Engineering data
 • 3 cutting edges
 • for counterbores acc. DIN 74
 • point ground: relieved cone

 Material
 30-2920                
 30-2921
    very suitable       limited suitable

cutting material
solid carbide ultra micro grain
number of teeth - 3 helix angle 0° Standard DIN 335 C HAM Standard Point angle 90° Cylindrical Shank

Ø d1
(z9)
mm
Ø d3

mm
l1

mm
Ø d2
(h6)
mm
  Ø d1
(z9)
mm
Ø d3

mm
l1

mm
Ø d2
(h6)
mm
  6.3 1.5 45   5   16.5 3.2 60 10
  8.3 2    50   6   20.5 3.5 63 10
10.4 2.5 50   6   25    3.8 67 10
12.4 2.8 56   8   31    4.2 71 12
15    3.2 60 10          


We reserve the right to make technical changes.

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