Samac V12130CSH100 M12x130mm BZP Cup Square Hex (25) V12130CSH100 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 bites into timber to prevent rotation during tightening Smooth domed head provides a clean, snag-free finish with improved security Bright Zinc Plated (BZP) finish offers corrosion protection in internal or dry environments Installed in pre-drilled holes for a secure, self-locking fit Size: M12 x 130mm Pack quantity: 25 Vendor: Samac Samac V12130CSH100 is a robust and reliable Cup Square Hex bolt engineered for demanding timber construction applications. Its square shoulder design helps lock the bolt in place during installation, delivering a secure hold and efficient fitment. The rounded head creates a neat external finish while reducing tampering risk, making it a practical choice for professional projects where strength, appearance, and durability matter. With Bright Zinc Plating for added corrosion resistance, this bolt is well suited to internal and dry-location use.