Self-drilling screws for sandwich panels 5.5/6.3x210 mm with washer A19 RAL 9002 - 100 pcs. by KOELNER

★★★★★ 4.1 62 reviews

$90.00
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$90.00
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Product details

Management number 211236911 Release Date 2026/04/04 List Price $36.00 Model Number 211236911
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 robust zinc coating (min. 12um) for corrosion resistance
  • Colored polyester coating (45-50um, RAL/NCS RR) for extra corrosion protection
  • 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 9002
Size Name 5.5/6.3x210 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 Polyester Coating (RAL 9002)

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4.1 out of 5
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