Jobber drills with straight shank DIN 338

Taper shank subland drills
DIN 8377
medial tolerance, 180°
Range of applications
Manufacturing specifications
HSS
Article no. 85610
Type N
R
A standard drill for the efficient production
of clearance holes to DIN EN 20
273 and 180° screwhead countersinks,
form H, J and K, to DIN 74, section 2.
For screws to DIN 84, DIN 912, DIN
6912, DIN 7513 and DIN 7984.
Note: Cutting speed should be selected
according to the large (body) diameter
and feed rate according to the small
(pilot) diameter
Point grinding: relieved cone
Point angle: 118°
Web thinned: to DIN 1412, form A
Helix angle: standard
Web thickness: standard
Web taper: standard
Flute form: standard
Tolerance on Ø: d1=h9; d2=h8
Step angle: 180°
Other manufacturing specifications to
DIN 1414
10,0...33,0 HSS
#d1# 85610
38
pilot-Ø
d2
mm
step-Ø
d1
mm
Morse
taper
total length
l1
mm
flute length
l 2
mm
step length
l 3
mm
for
threads
R
N
10.0 5.5 1 168 87 13.0 M 5
11.0 6.6 1 175 94 15.0 M 6
15.0 9.0 2 212 114 19.0 M 8
18.0 11.0 | 228 130 23.0 M 10
20.0 13.5 2 238 140 27.0 M 12
24.0 15.5 3 281 160 31.0 M 14
26.0 17.5 | 286 165 35.0 M 16
30.0 20.0 3 296 175 39.0 M 18 ○
33.0 22.0 4 334 185 43.0 M 20 ○
211