Betterley Tru-Cut Blade Insert System
*Patented design is precision engineered to maximize the performance of your table saw and blades.
*Machined flat aluminum, mirrors table surface completely to blade, giving unparalleled support.
*Leveling system insures accuracy, spring-loaded side plungers position insert, prevents vibration.
*Significantly increases safety and decreases kickback, pre-machined for factory splitter/guard.
*Kerf inserts are easily changed within the main insert, allows one insert to be used with all blades.