Self-drilling reduced drill bit ALUN

Self-drilling screw reduced drill bit with pan head
Self-drilling reduced drill bit ALUN
Product overview
The self-drilling screw ALUN with reduced drill bit and pan head is designed for drilling thin steel sheets or aluminium sheets less than 2 mm thick. Avoid stripping in the aluminium profile due to the reduced drill point. Made of high-quality steel and blue zinc plated coating.
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List of references
Reference
d
J
93913ALUN
93916ALUN
94213ALUN
94216ALUN
94219ALUN
94225ALUN
94232ALUN
948100ALUN
94825ALUN
94838ALUN
94850ALUN
94863ALUN
94875ALUN
94890ALUN
Diameter [mm]
d
J
3.9
3.9
4.2
4.2
4.2
4.2
4.2
4.8
4.8
4.8
4.8
4.8
4.8
4.8
Length [mm]
d
J
13
16
13
16
19
25
32
100
25
38
50
63
75
90
Screw material
d
J
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Head type
d
J
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Pan head
Suitable for
d
J
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Aluminium profiles
Drive system
d
J
PH
PH
PH
PH
PH
PH
PH
PH
PH
PH
PH
PH
PH
PH
Thread
d
J
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Packaging units
d
J
500
500
500
500
500
250
250
100
250
500
250
250
100
100
Packaging type.
d
J
Box
Box
Box
Box
Box
Box
Box
Box
Box
Box
Box
Box
Box
Box
A
t
14 / 14 references
Applications
  • Aluminium sheet assembly
  • Thin metal sheets
  • Aluminium doors
  • Aluminium windows
  • Fittings in aluminium profiles
Base materials
  • Steel sheet
  • Aluminium sheet

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