Samac B30GSQ050CH 30x3.75mm Galv'd Square Twisted 500g B30GSQ050CH Square Twist Nails for heavy-duty fixing applications Extra strong hardened nail for improved durability and holding power Ideal for fixing joist hangers and restraint straps Galvanised and coated for protection against damp conditions Size: 30 x 3.75mm Pack weight: 500g Vendor: Samac Samac Square Twist Nails are a reliable choice for secure structural fixing where strength and resistance to damp conditions are essential. Engineered for performance, these hardened nails provide excellent holding power for joist hangers and restraint straps, helping support robust and long-lasting installations. The galvanised coating adds protection in moisture-prone environments, making them a dependable solution for professional trade and construction use.