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Self-drilling screws for sandwich panels, 5.5/6.3x150 mm with A19 RAL 3009 washer, 100 pcs. by KOELNER

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US$54.00 cheaper than the new price!!

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Used  US$36.00
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Product details

Management number 211236898 Release Date 2026/04/04 List Price US$36.00 Model Number 211236898
Category

The unique drill bit shape ensures swift, hassle-free installation in metal structures crafted from hot rolled sections.

  • Toughened thread surface (flexible core) and corrosion-resistant zinc coating (at least 12um thick)
  • Colored polyester protective coating (45-50um thick, RAL/NCS RR) for extra corrosion defense
  • Thread shape and height optimized for sandwich panels and steel construction use
  • Self-vulcanizing EPDM washer, resistant to temperature and UV
  • Dual threads: one for steel mounting, second under head to prevent panel dents and seal connections
  • Designed drill bit for swift, hassle-free steel installation; sharp point for fixture surface stability
Brand Koelner
Color RAL 3009
Size Name 5.5/6.3x150 mm
Metal Type Steel
Thread Type Two Types of Threads: One Designed for Mounting Into a Steel Structure, Second Under Head Thread
Finish Types Powder Coated
Manufacturer KOELNER
Material Type EPDM washer
Exterior Finish Coloured Polyester Coating

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