This genuine OEM Culligan SW-5 wrench is specifically designed to make water filter replacement quick, easy, and painless. Engineered to handle even the most stuck or jammed filter housings, it ensures a smooth maintenance process for your filtration system.

• Compatible with both Culligan and Ametek undersink water filtration systems
• Engineered to loosen even the most stuck or jammed filter housings
• Makes routine water filter replacement quick, easy, and painless
• Genuine OEM product for guaranteed fit and performance