DescriptionSerrated Flanged Hex Bolt – Zinc Plated (Class 4.6)The Serrated Flanged Hex Bolt is a zinc plated structural bolt designed for fast, secure installation in precast concrete and temporary bracing applications.Manufactured to HEC 1665 / Class 4.6 UTS, this bolt features an integrated serrated flange under the hex head, eliminating the need for a separate washer and improving grip performance during installation.The serrated flange design distributes load evenly while resisting loosening under vibration.Ideal for construction and precast panel installations where reliable fastening and later removal are required.�� ApplicationsConnecting temporary props to precast concrete panelsSecuring ferrules cast into concreteStructural panel installationTemporary bracing systemsConstruction site assembly⭐ Features & BenefitsIntegrated serrated flange (no washer required)Faster installation compared to flat or square washer setupsZinc plated for corrosion resistanceClass 4.6 UTS tensile ratingDesigned for removal after panel is permanently securedLoad distributing flange headCost-effective construction solution�� Available Sizes (M20)Part NumberDiameter of Flange (D1)Length (L)Head Height (H)Across Flats (AF)BF46ZCM20005543mm55mm18mm30mmBF46ZCM20006043mm60mm18mm30mmBF46ZCM20007043mm70mm18mm30mm�� Technical SpecificationsPropertySpecificationThread SizeM20FinishZinc PlatedStandardHEC 1665Strength GradeClass 4.6 UTSHead TypeSerrated Flanged HexMaterialCarbon Steel
