The SawStop Zero Clearance Lock Down Insert can be used on all SawStop Table Saws using 10" standard blades. Made from high-quality, ultra strong phenolic core material covered on top and bottom with low-friction, wear-resistant melamine surface. Includes positioning screws that ensure a precise fit in the table. This unit comes with preformed clearance slots for SawStop blade guard and riving knife. Also consists of dual metal wear plates for antikickback pawls. Features a positive locking latch allowing for tool-free operation.