Page 325 - Hartner

Stepped drills for centering to DIN 332

85912
90 o 60 o l 5 l 4 d 1 d 2 HSS
d 3 138
l 2
counters. form D
l 1
N
d3 h7 d2 h9 d1 h8 l1 l2 l4 l5 for
Availability
mm mm mm mm mm mm mm mm
8.000 4.300 3.300 63.00 23.00 1.60 11.00 M 4 l
10.000 5.300 4.200 67.00 27.00 2.15 13.00 M 5 l
12.500 6.400 5.000 71.00 33.00 2.90 16.00 M 6 l
14.000 8.400 6.800 88.00 41.00 3.50 19.50 M 8 l
16.000 10.500 8.500 94.00 47.00 4.70 23.00 M10 l
20.000 13.000 10.200 105.00 59.00 6.50 28.00 M12 l

Intermediate sizes available.

A TiAlN AlTiN nano A AlTiN TiCN F FIRE T TiN TiAlSiN

319

06_Stubo_Zentrier.indb 319 28.11.11 15:09