This head’s large diameter provides the best possible cut quality for use on saws over 2 horsepower. The 5-3/4” diameter MHK75 safely and accurately holds the entire line of Corob’s knives as well as existing Craftsman knife sets. This molding head allows you to create a wide range of molding cuts with just your table saw. Arbor bore: 5/8”. Includes spacer and allen wrench.