Small Diamond Mesh Lath. Manufactured from prime quality steel sheets which are slit and expanded uniformly into small openings (approximately 13.000 per square yard). This large number of openings provides more plaster keys and a better bond. Each sheet has square ends and smooth parallel edges; Is easy to handle, fast to erect, and can be bent readily for curved surfaces. 2.5 lbs/square yard. Galvanized steel finish.