DESIGNED TO: Easily fit or remove single-lever faucet stems and cartridges. VERSATILE: Works on plastic and brass cartridge stems for faucets, tubs and shower valves. WORKS WITH MOEN: For easy removal of Moen style single lever faucet stem and cartridge and other plastic and cartridge sleeve. VERSATILE: Great tool for making quick, economic repairs to leaking valve stems and cartridges. GENERAL TOOLS: We're a recognized leader in designing and developing specialized precision tools dedicated to delivering exceptional customer service. We encourage artisans and DIYers to work smarter, measure better, and repair more productively. Brand or Model Compatibility: Moen Single-Lever Faucet Stems and Cartridges. Faucet stem and cartridge puller removes plastic and brass stems and cartridges of faucets, tubs and shower valves.