The Toro 32328 Screw-HH is an authentic OEM hex head screw designed for secure fastening in a wide range of Toro commercial and residential machinery. This durable 5/16-18 UNC thread screw, with a length of 19 mm (3/4 inch), is crucial for maintaining the structural integrity of your equipment. It is commonly utilized across numerous Toro models, including the Groundsmaster 3280-D, Reelmaster 3550-D, Workman 3200, and various Z Master series.