Hobson M12x30 Flanged Purlin Bolt and Nut Zinc Plated

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Product Overview

A Hobson M12x30 flange bolt, used to attached Z purlins (get round hole instead of slotted) on to C columns (round hole).

Key Features:

  1. Material:

    • Made from high-quality steel, ensuring strength and durability.
  2. Zinc Silver Finish:

    • Ideal for internal applications, the zinc silver finish provides corrosion resistance and a clean appearance.
  3. Trivalent Chromium (Cr3+):

    • Compliant with RoHS regulations, this bolt and nut set meets environmental standards.


  • Used to attach purlin joists and beams in industrial, commercial, and rural buildings.
  • Provides essential support for roofs, ensuring structural integrity.


  • Size: M12x30 (12mm diameter, 30mm length)
  • Finish: Zinc silver
  • Compliance: RoHS (Trivalent Chromium)