Samac V12280CSH100 M12x280mm BZP Cup Square Hex V12280CSH100 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 place during tightening Smooth domed head delivers a clean, snag-free finish Rounded head reduces the risk of external tampering and improves security Bright Zinc Plated (BZP) finish provides corrosion resistance for internal and dry environments Installed in pre-drilled holes for a secure, self-locking fit Size: M12 x 280mm Vendor: Samac The Samac V12280CSH100 M12x280mm BZP Cup Square Hex bolt is a reliable fastening solution for demanding timber construction applications. Its square shoulder design prevents rotation for easier tightening, while the domed head offers a neat, professional appearance with added security. Finished in Bright Zinc Plating for improved resistance to oxidation, this bolt is ideally suited to internal and dry conditions where strength, stability, and a clean finish are essential.