PRODUCT DETAILS Click an item to expand and learn more Overview These phenolic inserts are graduated in size for quick-change versatility.Ultra-strong phenolic core material to reduce tear out and chip outPre-formed sizes include: 0.25", 0.5", 1.5" and 2.5"Four-point, cam-style lock to ensure a secure lockdownMachined to precisely fit the SawStop RT-LFT Router LiftWarranty: 1 Year Reviews Questions and Answers