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Self-drilling screw countersunk head SIT A61S

Self-drilling screw countersunk head and SIT recess perfect fit

Description

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.
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The SIT recess allows a perfect fit for easy screw-in

Further specifications:

  • Aluminium doors
  • Metal door
  • Metal profiles
  • Metal sheet profiles
  • Metal frames

Areas of application:

  • Metal sheet
  • Aluminium sheet

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