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5.5 x 200mm External Coated TX25 Drive Countersunk Self Drilling Screws Pack of 100

SKU 200.5T
£68.50
Units in product: 100
Bulk pricing available for quantities of 8 units or more
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8 items£45.6333% off
Product Details
Head Style: Countersunk
Drive Style: Torx TX25
Diameter: 5.5mm
Length: 200mm
Finish: Evoshield Coating
Type: Self Drilling Screws
More Features: For fixing 80 to 165mm Material
Grip Range: For drilling steel 4.0mm to 12.5mm Thick

Extra long self drilling screws for use in heavy section steel. External coating, fine thread and long drill point.

They are commonly used for timber to steel rails and purlins.

  • The Salt Spray Test (DIN 50021 SS)
    Used to test how long a screw can resist an aggressive salt spray environment before corroding.
  • The Kesternich Test (DIN 50018)
    Used to test how long a screw can resist an aggressive acid based industrial environment.
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