Jobber drills with straight shank DIN 338

Metric center drills with flatted body
DIN 333
Range of applications
Manufacturing specifications
HSS
Article no. 83600
Form A
Article no. 83500
Form R
R
R
Special purpose drill for producing center
holes to DIN 332, sheet 1, form A
(without protecting chamfer).
For centering and facing machines
where the end face is required to be
dressed and centered in the same
operation.
Point grinding: relieved cone
Point angle: 118˚
Web thinned: from Ø 1.60 mm diameter
upw. to DIN 1412 form A
Tolerance on shank-Ø: h7 (to DIN: h9)
on pilot diameter to new standard:
Ø 1.60 - 2.5 = +0.14 mm
Ø 3.15 - 5.0 = +0.18 mm
Ø 6.30 - 10.0 = +0.22 mm
Ø 12.50 = +0.27 mm
Surface finish: steam tempered flutes
S -0,1
~15°
1,60...6,30 HSS
nom.-Ø
mm
shank-Ø
mm
total
length
mm
size
s
mm
#d1# 83500 83600
38 38
R
form R
R
form A
1.60 4.00 35.5 3.25 ○ ○
2.00 5.00 40.0 4.20
2.50 6.30 45.0 5.35
3.15 8.00 50.0 6.95
4.00 10.00 56.0 8.40
5.00 12.50 63.0 10.95 ○
6.30 16.00 71.0 14.00 ○
8.00 20.00 80.0 17.90
10.00 25.00 100.0 22.50 ○
219