Jobber drills with straight shank DIN 338

Oil feed drills
Works Standard
Range of application
Manufacturing specifications
HSS
Article no. 82710
Type FN
R
For horizontal, oblique and inverted
drilling operations. Especially for hole
depths exceeding 5 times the drill
diameter. For drilling laminated sheet
metal, steel and cast steel, grey iron,
austenitic steels of normal machinability
up to a tensile strength of 800 N/mm 2 .
Compared with conventional drill performance,
the tool life is increased by
coolant delivered directly to the cutting
edge. This provides optimum cooling
and lubricating conditions and assists in
the rapid evacuation of swarf.
Point grinding: relieved cone
Point angle: 130˚
Web thinned: to DIN 1412, form A
Helix angle: greater than standard
Web thickness: greater than standard
Web taper: none
Flute form: very wide flute with special
„rolled-off“heels
Tolerance on Ø: h8
Oil feed: axial
Other manufacturing specifications to
DIN 1414
Suitable for drilling with drill bushings.
3,00...9,50 HSS
HSS
82710
82710
36
36
R
R
nom.-Ø
mm
total
length
mm
flute
length
mm
FN
nom.-Ø
mm
total
length
mm
flute
length
mm
FN
3.30 106 69
4.00 119 78 ○
4.50 126 82
5.00 132 87
6.00 139 91
6.80 156 102
7.00 | | ○
7.50 156 102
8.00 165 109 ○
8.50 165 109
9.00 175 115
9.50 175 115
10.00 184 121
10.20 | | ○
10.50 184 121
11.00 195 128
12.00 205 134 ○
77