Samac V680CSH100 M6x80mm BZP Cup Square Hex (100) V680CSH100 Professional-grade Cup Square Hex bolt, also known as a carriage bolt or coach bolt Heavy-duty fastener designed for timber-to-timber and timber-to-metal construction Anti-spin square shoulder helps lock the bolt into wood during tightening Smooth domed head provides a clean, snag-free, tamper-resistant finish Bright Zinc Plated (BZP) finish offers corrosion protection for internal or dry environments Installed in pre-drilled holes for a secure, self-locking fit Size: M6 x 80mm Pack quantity: 100 Vendor: Samac The Samac V680CSH100 Cup Square Hex bolt is a reliable, professional-quality fastening solution for demanding timber applications. Its square neck design prevents spinning and ensures efficient installation, while the rounded head delivers a neat, secure finish. With Bright Zinc Plating for added corrosion resistance, this bolt is well suited to internal use where performance, durability, and a clean appearance are essential.