Superb Wrench SPBW-26 Filter Housing Wrench Replaces the OmniFilter OW1 water filter tank wrench Fits: CBF1, CBF3 Series A, CBF20, OB1, OB3, OT32 Series A, Omni Duper, Omni Deluxe, Omni Regular, OT2, OT5, RO2000, R12, R14, and SFM2 Series Made of heavy duty 7 gauge steel that will not break, bend or strip the water filter housing unit Handle is rubberized and longer than a standard filter wrench which gives you extra leverage Made in the USA