SITEMATE® METRIC CUP SQ. HEX BOLT & NUT | M12X100MM BZP pairs a zinc-plated finish for high performance and a M12X100MM BZP size with a profile suited for sm cup squar applications. Ideal where a neat, coordinated finish matters. As part of the SITEMATE® range, this product sits within a collection of specialist fencing tools and fixings designed to make high-quality installations straightforward and efficient.