Fixings and innovative solutions for pros at CELO
Self-drilling screw countersunk head SIT A61S
Self-drilling screw countersunk head and SIT recess perfect fit

Product overview
CELO self-drilling screw A61S countersunk 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 keeps the screw fixed to the recess facilitating its installation. Made of high-quality steel and blue zinc plated coating.
List of references
Filters
Head height [mm]
Close
2.35
3.9
Reference
94213A61S
94216A61S
94219A61S
94225A61S
94232A61S
94819A61S
94832A61S
94838A61S
94850A61S
Diameter [mm]
4.2
4.2
4.2
4.2
4.2
4.8
4.8
4.8
4.8
Length [mm]
13
16
19
25
32
19
32
38
50
Screw material
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Steel
Head height [mm]
2.35
2.35
2.35
2.35
2.35
3.9
3.9
3.9
3.9
Point type
Self-drilling
Self-drilling
Self-drilling
Self-drilling
Self-drilling
Self-drilling
Self-drilling
Self-drilling
Self-drilling
Head type
Countersunk head
Countersunk head
Countersunk head
Countersunk head
Countersunk head
Countersunk head
Countersunk head
Countersunk head
Countersunk head
Suitable for
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Metal sheet assembly
Packaging units
500
500
500
250
250
250
250
500
250
Packaging type.
Box
Box
Box
Box
Box
Box
Box
Box
Box
A
t
9 / 9 references
Applications
- Aluminium doors
- Metal door
- Metal profiles
- Metal sheet profiles
- Metal frames

Base materials
- Metal sheet
- Aluminium sheet
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