Leecraft Zero Table Saw Insert 15-1/8 in. x 4-1/8 in. is unquestionably table saw zero insert available. Crafted by Leecraft, this #CR-4 insert is precision-machined from high-density phenolic material, ensuring durability and a fit. It features leveling screws and side "snug-ness" screws to it lies flat and true, providing an optimal cutting surface. The slick sliding melamine surface enhances smooth operation, while the anti-lift pin secures the rear in place during use. Designed to fit specific models including Sears Craftsman 21833 (351.218330), Grizzly G0715P, Dayton 4KXD1, and Masterforce 240-0036, this insert may also be compatible with other saws of similar dimensions. Please note that colors may vary. Model Number: CR-4