HAM 330   HAM 331   HAM 332   HAM 337 

 
 HAM 30-2880 (HAM 332)  solid carbide NC-center drill

 Engineering data
 • point ground: relieved cone
 • spotting drill geometry
 • short flute length

 Material
 30-2880            
 30-2881
    very suitable       limited suitable

cutting material
solid carbide ultra micro grain
number of teeth - 2 helix angle
20° right hand fluted
HAM Standard Type Normal Point angle 90° Cylindrical Shank Shrink Fit

Ø d1
(h6)
mm
l2

mm
l1

mm
Ø d2
(h6)
mm
  Ø d1
(h6)
mm
l2

mm
l1

mm
Ø d2
(h6)
mm
5 10 62 5   16 35 115 16
6 15 66 6   20 40 131 20
8 20 79 8          
10   22 89 10            
12   25 102   12            


We reserve the right to make technical changes.

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No.51 Bukit Batok Crescent    #04-05 Unity Centre    Singapore 658077     Tel: (65) 68612663     Fax: (65) 68613500     Email: enquiry@gpsystem.com