Heart & Industry

Home · Structural Steel Components

12”/305mm Wax Cone (Conical Bolt Box)

12”/305mm Wax Cone (Conical Bolt Box)

Structural Steel Components

Price not listed

12 /305mm Waxed Cone (Conical Bolt Box) Specification Details Product Code HD18 Material Waxed Cardboard Size 12 /305mm 12 (305mm) wax cone / conical bolt box. The most common size for standard agricultural portal frame foundations. Protects bolt threads and creates levelling access. What Is a Wax Cone? A wax cone (also called a conical bolt box or void former) is a waxed cardboard cone used when setting holding down bolts into concrete foundations. It creates a conical void around the bolt, giving you the lateral adjustment needed to line up your steelwork accurately when the columns are erec

Structural Steel Components's own words, read from their page.

Buy from STRUCTURAL STEEL COMPONENTS LTDSTRUCTURAL STEEL COMPONENTS LTD is a UK retailer, not the maker. Price seen 2026-09-26. Not an affiliate link, we earn nothing from it.

Where this comes from

The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.