Self-tapping screw mushroom head BTN

Self-tapping screw wider head and SIT recess
Self-tapping screw mushroom head BTN
Product overview
The self-tapping screw BTN mushroom head and SIT recess has the perfect fit between recess and screw for easy screwing. The SIT recess allows a perfect transmission of the tightening torque. Its conical inner shape centres the screwing and allows to keep the screw fixed to the recess facilitating its installation. Made of high-quality steel, It is available in blue zinc plated.
List of references
Filters
Reference
93913BTN
93916BTN
94213BTN
94216BTN
94813BTN
94816BTN
94819BTN
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Screw material
Steel
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Suitable for
Metal sheet assembly
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Thread
Selftapping thread
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Head type
Mushroom head
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Head height [mm]
2.55
2.7
3.7
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Packaging units
500
250
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Packaging type
Box
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Column
Reference
Screw material
Suitable for
Thread
Head type
Head height [mm]
Packaging units
Packaging type
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Ascending
Descending
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Reference
93913BTN
93916BTN
94213BTN
94216BTN
94813BTN
94816BTN
94819BTN
Length
13
16
13
16
13
16
19
Diameter
3.9
3.9
4.2
4.2
4.8
4.8
4.8
Screw material
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Suitable for
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Selftapping thread
Head type
Mushroom head
Mushroom head
Mushroom head
Mushroom head
Mushroom head
Mushroom head
Mushroom head
Head height [mm]
2.55
2.55
2.7
2.7
3.7
3.7
3.7
Packaging units
500
500
500
500
500
250
250
Packaging type
Box
Box
Box
Box
Box
Box
Box
7 / 7 references are shown
Applications
  • Fittings
  • Metal profile fittings
  • Fittings in aluminium profiles
  • Aluminium doors
  • Metal door
  • Garage metal doors
Further specifications

Key features:

  • The SIT recess allows a perfect power transfer to the screw thanks to the conial form
  • Can also be used with TX-bits if no SIT®-bit is available
  • Its conical inner shape centers the screwing and allows to keep the screw fixed to the screw bit facilitating its installation
  • Selftapping screw wider head for oversized holes

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